81414140

素因数分解:

$2^2\times 5^1\times {\mathrm{701}}^1\times {\mathrm{5807}}^1$

素因数の和:6517

約数の個数: 24

約数和(自身を含む): 171243072

約数和(自身を除く): 89828932

約数列:

[1, 2, 4, 5, 10, 20, 701, 1402, 2804, 3505, 5807, 7010, 11614, 14020, 23228, 29035, 58070, 116140, 4070707, 8141414, 16282828, 20353535, 40707070, 81414140]

約数ペア:

[(1, 81414140), (2, 40707070), (4, 20353535), (5, 16282828), (10, 8141414), (20, 4070707), (701, 116140), (1402, 58070), (2804, 29035), (3505, 23228), (5807, 14020), (7010, 11614)]