164634760

素因数分解:

$2^3\times 5^1\times {\mathrm{4115869}}^1$

素因数の和:4115880

約数の個数: 16

約数和(自身を含む): 370428300

約数和(自身を除く): 205793540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4115869, 8231738, 16463476, 20579345, 32926952, 41158690, 82317380, 164634760]

約数ペア:

[(1, 164634760), (2, 82317380), (4, 41158690), (5, 32926952), (8, 20579345), (10, 16463476), (20, 8231738), (40, 4115869)]