Numbers k such that s(k) = 4*k, where s(k) is the sum of divisors of k that have a square factor (A162296).

A357494

Numbers k such that s(k) = 4*k, where s(k) is the sum of divisors of k that have a square factor (A162296).

Terms

    a(0) =902880a(1) =1534680a(2) =361674720a(3) =767685600a(4) =4530770640a(5) =4941414720a(6) =5405788800a(7) =5517818880a(8) =16993944000a(9) =20429240832a(10) =94820077440

External references