631475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:119

約数の個数: 24

約数和(自身を含む): 885360

約数和(自身を除く): 253885

約数列:

[1, 5, 13, 25, 29, 65, 67, 145, 325, 335, 377, 725, 871, 1675, 1885, 1943, 4355, 9425, 9715, 21775, 25259, 48575, 126295, 631475]

約数ペア:

[(1, 631475), (5, 126295), (13, 48575), (25, 25259), (29, 21775), (65, 9715), (67, 9425), (145, 4355), (325, 1943), (335, 1885), (377, 1675), (725, 871)]