25253456

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{19979}}^1$

素因数の和:20066

約数の個数: 20

約数和(自身を含む): 49550400

約数和(自身を除く): 24296944

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 19979, 39958, 79916, 159832, 319664, 1578341, 3156682, 6313364, 12626728, 25253456]

約数ペア:

[(1, 25253456), (2, 12626728), (4, 6313364), (8, 3156682), (16, 1578341), (79, 319664), (158, 159832), (316, 79916), (632, 39958), (1264, 19979)]