## Check if a number can be expressed as sum two abundant numbers

Given a number N. The task is to express N as sum two Abundant Numbers. If it is not possibe print -1. Examples: Input :… Read More »

- Check if a number can be expressed as sum two abundant numbers
- Most frequent factor in a range of integers
- Count number of integers less than or equal to N which has exactly 9 divisors
- Largest Divisor of a Number not divisible by a perfect square
- Maximize the product of four factors of a Number
- Number of divisors of product of N numbers
- Number of divisors of a given number N which are divisible by K
- Sum of all the prime divisors of a number
- Sum of greatest odd divisor of numbers in given range
- Check if frequency of character in one string is a factor or multiple of frequency of same character in other string
- Find the sum of the all amicable numbers up to N
- Find the largest good number in the divisors of given number N
- Find the k-th smallest divisor of a natural number N
- Count the numbers < N which have equal number of divisors as K
- Count elements in the given range which have maximum number of divisors
- First triangular number whose number of divisors exceeds N

Given a number N. The task is to express N as sum two Abundant Numbers. If it is not possibe print -1. Examples: Input :… Read More »

Given a number N. FInd the sum of he all amicable numbers up to N. If A and B are Amicable pairs (Two numbers are… Read More »

Given an array arr[] of integers, the task is to count the number of divisors of product of all the elements from given array. Examples:… Read More »

Given two integers N and K, the task is to count all the numbers < N which have equal number of positive divisors as K.… Read More »

You are given a range of numbers, from lower number to higher number (both inclusive). Consider all the factors of these numbers except 1, the… Read More »

Given a positive integer N. Find the largest divisor of the given number that is not divisible by a perfect square greater than 1. Examples:… Read More »

Given two strings, the task is to check whether the frequencies of a character(for each character) in one string is a multiple or a factor… Read More »

Given an interval of integers [A, B]. For each number in this interval compute its greatest odd divisor. Output the sum of these divisors. Examples:… Read More »

Given a number N(1<=N<=109), the task is to find the total number of integers less than equal to n which have exactly 9 divisors. Examples:… Read More »

Given a number N, find the first triangular number whose number of divisors exceeds N. Triangular numbers are sums of natural numbers, i. e., of… Read More »

You’re given a number N and a number K. Our task is to find the kth smallest divisor of N. Examples: Input : N =… Read More »

Given a number N. The task is to find the largest good number in the divisors of given number N. A number X is defined… Read More »

Given a number and a number . The task is to find the number of divisors of N which are divisible by K. Here K… Read More »

Given an integer N, the task is to find the maximum product of A, B, C, D such that below conditions satisfy: N%A ==0 &&… Read More »

Given two numbers X and Y. The task is to find the number of elements in the range [X,Y] both inclusive, that have the maximum… Read More »