64320290

素因数分解:

$2^1\times 5^1\times {\mathrm{619}}^1\times {\mathrm{10391}}^1$

素因数の和:11017

約数の個数: 16

約数和(自身を含む): 115974720

約数和(自身を除く): 51654430

約数列:

[1, 2, 5, 10, 619, 1238, 3095, 6190, 10391, 20782, 51955, 103910, 6432029, 12864058, 32160145, 64320290]

約数ペア:

[(1, 64320290), (2, 32160145), (5, 12864058), (10, 6432029), (619, 103910), (1238, 51955), (3095, 20782), (6190, 10391)]