80671388

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{99349}}^1$

素因数の和:99389

約数の個数: 24

約数和(自身を含む): 166908000

約数和(自身を除く): 86236612

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 99349, 198698, 397396, 695443, 1390886, 2781772, 2881121, 5762242, 11524484, 20167847, 40335694, 80671388]

約数ペア:

[(1, 80671388), (2, 40335694), (4, 20167847), (7, 11524484), (14, 5762242), (28, 2881121), (29, 2781772), (58, 1390886), (116, 695443), (203, 397396), (406, 198698), (812, 99349)]