61441264

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1999}}^1$

素因数の和:2137

約数の個数: 40

約数和(自身を含む): 127224000

約数和(自身を除く): 65782736

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 113, 136, 226, 272, 452, 904, 1808, 1921, 1999, 3842, 3998, 7684, 7996, 15368, 15992, 30736, 31984, 33983, 67966, 135932, 225887, 271864, 451774, 543728, 903548, 1807096, 3614192, 3840079, 7680158, 15360316, 30720632, 61441264]

約数ペア:

[(1, 61441264), (2, 30720632), (4, 15360316), (8, 7680158), (16, 3840079), (17, 3614192), (34, 1807096), (68, 903548), (113, 543728), (136, 451774), (226, 271864), (272, 225887), (452, 135932), (904, 67966), (1808, 33983), (1921, 31984), (1999, 30736), (3842, 15992), (3998, 15368), (7684, 7996)]