70981256

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{7351}}^1$

素因数の和:7445

約数の個数: 32

約数和(自身を含む): 142922880

約数和(自身を除く): 71941624

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 284, 568, 1207, 2414, 4828, 7351, 9656, 14702, 29404, 58808, 124967, 249934, 499868, 521921, 999736, 1043842, 2087684, 4175368, 8872657, 17745314, 35490628, 70981256]

約数ペア:

[(1, 70981256), (2, 35490628), (4, 17745314), (8, 8872657), (17, 4175368), (34, 2087684), (68, 1043842), (71, 999736), (136, 521921), (142, 499868), (284, 249934), (568, 124967), (1207, 58808), (2414, 29404), (4828, 14702), (7351, 9656)]