72874225

素因数分解:

$5^2\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:529

約数の個数: 24

約数和(自身を含む): 92667680

約数和(自身を除く): 19793455

約数列:

[1, 5, 25, 67, 139, 313, 335, 695, 1565, 1675, 3475, 7825, 9313, 20971, 43507, 46565, 104855, 217535, 232825, 524275, 1087675, 2914969, 14574845, 72874225]

約数ペア:

[(1, 72874225), (5, 14574845), (25, 2914969), (67, 1087675), (139, 524275), (313, 232825), (335, 217535), (695, 104855), (1565, 46565), (1675, 43507), (3475, 20971), (7825, 9313)]