99970505

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{15731}}^1$

素因数の和:15808

約数の個数: 16

約数和(自身を含む): 126862848

約数和(自身を除く): 26892343

約数列:

[1, 5, 31, 41, 155, 205, 1271, 6355, 15731, 78655, 487661, 644971, 2438305, 3224855, 19994101, 99970505]

約数ペア:

[(1, 99970505), (5, 19994101), (31, 3224855), (41, 2438305), (155, 644971), (205, 487661), (1271, 78655), (6355, 15731)]