157430660

素因数分解:

$2^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{12841}}^1$

素因数の和:13463

約数の個数: 24

約数和(自身を含む): 331169496

約数和(自身を除く): 173738836

約数列:

[1, 2, 4, 5, 10, 20, 613, 1226, 2452, 3065, 6130, 12260, 12841, 25682, 51364, 64205, 128410, 256820, 7871533, 15743066, 31486132, 39357665, 78715330, 157430660]

約数ペア:

[(1, 157430660), (2, 78715330), (4, 39357665), (5, 31486132), (10, 15743066), (20, 7871533), (613, 256820), (1226, 128410), (2452, 64205), (3065, 51364), (6130, 25682), (12260, 12841)]