Problem 42791. Number of divisors of a given number

Created by Zikobrelli

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Given a Number n, return the number of his divisors without listing them

example:

n=14 ; Divisors={1,7,2,14} ; y=4

n=68 ; Divisors={1,2,34,17,4,68} ; y=6

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Last Solution submitted on Mar 30, 2025

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Zikobrelli on 1 Apr 2016

Peng Liu ,thanks for the suggestion.I added a few tests.
James, the reason sqrt is forbidden is what Peng Liu suggested.

Jan Orwat on 1 Apr 2016

Hey, this problem is essentially the same as problem 2664 by Jean-Marie.

Peng Liu on 1 Apr 2016

Good catch!

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Problem 42791. Number of divisors of a given number

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Problem 42791. Number of divisors of a given number

Solution Stats

Last 200 Solutions

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Problem Recent Solvers65

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