164066960

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{18149}}^1$

素因数の和:18275

約数の個数: 40

約数和(自身を含む): 384852600

約数和(自身を除く): 220785640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4520, 9040, 18149, 36298, 72596, 90745, 145192, 181490, 290384, 362980, 725960, 1451920, 2050837, 4101674, 8203348, 10254185, 16406696, 20508370, 32813392, 41016740, 82033480, 164066960]

約数ペア:

[(1, 164066960), (2, 82033480), (4, 41016740), (5, 32813392), (8, 20508370), (10, 16406696), (16, 10254185), (20, 8203348), (40, 4101674), (80, 2050837), (113, 1451920), (226, 725960), (452, 362980), (565, 290384), (904, 181490), (1130, 145192), (1808, 90745), (2260, 72596), (4520, 36298), (9040, 18149)]