80931445

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{37907}}^1$

素因数の和:37980

約数の個数: 16

約数和(自身を含む): 112814208

約数和(自身を除く): 31882763

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 37907, 189535, 265349, 1326745, 2312327, 11561635, 16186289, 80931445]

約数ペア:

[(1, 80931445), (5, 16186289), (7, 11561635), (35, 2312327), (61, 1326745), (305, 265349), (427, 189535), (2135, 37907)]