1640840802064

素因数分解:

$2^4\times {\mathrm{102552550129}}^1$

素因数の和:102552550137

約数の個数: 10

約数和(自身を含む): 3179129054030

約数和(自身を除く): 1538288251966

約数列:

[1, 2, 4, 8, 16, 102552550129, 205105100258, 410210200516, 820420401032, 1640840802064]

約数ペア:

[(1, 1640840802064), (2, 820420401032), (4, 410210200516), (8, 205105100258), (16, 102552550129)]