Divisibility Problem

For how many positive integer pairs of ( x , y ) (x,y) we have x y 2 x|y^2 , y x 2 y|x^2 and x + 1 y 2 + 1 x+1|y^2+1

24 Infinitely many 12 48

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1 solution

Patrick Corn
Jul 17, 2014

The pair ( a 2 , a ) (a^2,a) satisfies the conditions, where a a is any positive integer.

Try to find all solutions because this problem is perfect.

Furkan Nane - 6 years, 11 months ago

2+1does not divide 5

A Former Brilliant Member - 6 years, 10 months ago

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