164879080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{132967}}^1$

素因数の和:133009

約数の個数: 32

約数和(自身を含む): 382947840

約数和(自身を除く): 218068760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 132967, 265934, 531868, 664835, 1063736, 1329670, 2659340, 4121977, 5318680, 8243954, 16487908, 20609885, 32975816, 41219770, 82439540, 164879080]

約数ペア:

[(1, 164879080), (2, 82439540), (4, 41219770), (5, 32975816), (8, 20609885), (10, 16487908), (20, 8243954), (31, 5318680), (40, 4121977), (62, 2659340), (124, 1329670), (155, 1063736), (248, 664835), (310, 531868), (620, 265934), (1240, 132967)]