66996080

素因数分解:

$2^4\times 5^1\times {\mathrm{837451}}^1$

素因数の和:837464

約数の個数: 20

約数和(自身を含む): 155766072

約数和(自身を除く): 88769992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 837451, 1674902, 3349804, 4187255, 6699608, 8374510, 13399216, 16749020, 33498040, 66996080]

約数ペア:

[(1, 66996080), (2, 33498040), (4, 16749020), (5, 13399216), (8, 8374510), (10, 6699608), (16, 4187255), (20, 3349804), (40, 1674902), (80, 837451)]