256339904

素因数分解:

$2^6\times {\mathrm{1229}}^1\times {\mathrm{3259}}^1$

素因数の和:4500

約数の個数: 28

約数和(自身を含む): 509244600

約数和(自身を除く): 252904696

約数列:

[1, 2, 4, 8, 16, 32, 64, 1229, 2458, 3259, 4916, 6518, 9832, 13036, 19664, 26072, 39328, 52144, 78656, 104288, 208576, 4005311, 8010622, 16021244, 32042488, 64084976, 128169952, 256339904]

約数ペア:

[(1, 256339904), (2, 128169952), (4, 64084976), (8, 32042488), (16, 16021244), (32, 8010622), (64, 4005311), (1229, 208576), (2458, 104288), (3259, 78656), (4916, 52144), (6518, 39328), (9832, 26072), (13036, 19664)]