128976265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1039}}^1$

素因数の和:1153

約数の個数: 32

約数和(自身を含む): 176417280

約数和(自身を除く): 47441015

約数列:

[1, 5, 11, 37, 55, 61, 185, 305, 407, 671, 1039, 2035, 2257, 3355, 5195, 11285, 11429, 24827, 38443, 57145, 63379, 124135, 192215, 316895, 422873, 697169, 2114365, 2345023, 3485845, 11725115, 25795253, 128976265]

約数ペア:

[(1, 128976265), (5, 25795253), (11, 11725115), (37, 3485845), (55, 2345023), (61, 2114365), (185, 697169), (305, 422873), (407, 316895), (671, 192215), (1039, 124135), (2035, 63379), (2257, 57145), (3355, 38443), (5195, 24827), (11285, 11429)]