Problem 42791. Number of divisors of a given number
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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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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