649272010

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{19813}}^1$

素因数の和:19962

約数の個数: 32

約数和(自身を含む): 1219749840

約数和(自身を除く): 570477830

約数列:

[1, 2, 5, 10, 29, 58, 113, 145, 226, 290, 565, 1130, 3277, 6554, 16385, 19813, 32770, 39626, 99065, 198130, 574577, 1149154, 2238869, 2872885, 4477738, 5745770, 11194345, 22388690, 64927201, 129854402, 324636005, 649272010]

約数ペア:

[(1, 649272010), (2, 324636005), (5, 129854402), (10, 64927201), (29, 22388690), (58, 11194345), (113, 5745770), (145, 4477738), (226, 2872885), (290, 2238869), (565, 1149154), (1130, 574577), (3277, 198130), (6554, 99065), (16385, 39626), (19813, 32770)]