For discussing Olympiad Level Number Theory problems
Show that there are infinitely many positive integers $n$ such that $n^2+1$ has two positive integer divisors whose difference is $n$.
Last edited by Abdullah Al Tanzim on Wed May 15, 2019 2:39 pm, edited 1 time in total.
Everybody is a genius.... But if you judge a fish by its ability to climb a tree, it will spend its whole life believing that it is stupid - Albert Einstein