9904225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{719}}^1$

素因数の和:777

約数の個数: 24

約数和(自身を含む): 13392000

約数和(自身を除く): 3487775

約数列:

[1, 5, 19, 25, 29, 95, 145, 475, 551, 719, 725, 2755, 3595, 13661, 13775, 17975, 20851, 68305, 104255, 341525, 396169, 521275, 1980845, 9904225]

約数ペア:

[(1, 9904225), (5, 1980845), (19, 521275), (25, 396169), (29, 341525), (95, 104255), (145, 68305), (475, 20851), (551, 17975), (719, 13775), (725, 13661), (2755, 3595)]