70458380

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{21613}}^1$

素因数の和:21785

約数の個数: 24

約数和(自身を含む): 148877232

約数和(自身を除く): 78418852

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 21613, 43226, 86452, 108065, 216130, 432260, 3522919, 7045838, 14091676, 17614595, 35229190, 70458380]

約数ペア:

[(1, 70458380), (2, 35229190), (4, 17614595), (5, 14091676), (10, 7045838), (20, 3522919), (163, 432260), (326, 216130), (652, 108065), (815, 86452), (1630, 43226), (3260, 21613)]