66137080

素因数分解:

$2^3\times 5^1\times {\mathrm{1653427}}^1$

素因数の和:1653438

約数の個数: 16

約数和(自身を含む): 148808520

約数和(自身を除く): 82671440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1653427, 3306854, 6613708, 8267135, 13227416, 16534270, 33068540, 66137080]

約数ペア:

[(1, 66137080), (2, 33068540), (4, 16534270), (5, 13227416), (8, 8267135), (10, 6613708), (20, 3306854), (40, 1653427)]