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Problem 1012. Determine if input is a perfect number

A perfect number occurs whent the sum of all divisors of a positive integer, except the number itself, equals the number.

Example

 28 = 1 + 2 + 4 + 7 + 14;

so return true

 10 ~= 1 + 2 + 5

so return false

Solve

Solution Stats

46.81% Correct | 53.19% Incorrect
Last Solution submitted on Jan 10, 2020

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mod sum perfect