157024040

素因数分解:

$2^3\times 5^1\times {\mathrm{1721}}^1\times {\mathrm{2281}}^1$

素因数の和:4013

約数の個数: 32

約数和(自身を含む): 353664360

約数和(自身を除く): 196640320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1721, 2281, 3442, 4562, 6884, 8605, 9124, 11405, 13768, 17210, 18248, 22810, 34420, 45620, 68840, 91240, 3925601, 7851202, 15702404, 19628005, 31404808, 39256010, 78512020, 157024040]

約数ペア:

[(1, 157024040), (2, 78512020), (4, 39256010), (5, 31404808), (8, 19628005), (10, 15702404), (20, 7851202), (40, 3925601), (1721, 91240), (2281, 68840), (3442, 45620), (4562, 34420), (6884, 22810), (8605, 18248), (9124, 17210), (11405, 13768)]