66102640

素因数分解:

$2^4\times 5^1\times {\mathrm{826283}}^1$

素因数の和:826296

約数の個数: 20

約数和(自身を含む): 153688824

約数和(自身を除く): 87586184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 826283, 1652566, 3305132, 4131415, 6610264, 8262830, 13220528, 16525660, 33051320, 66102640]

約数ペア:

[(1, 66102640), (2, 33051320), (4, 16525660), (5, 13220528), (8, 8262830), (10, 6610264), (16, 4131415), (20, 3305132), (40, 1652566), (80, 826283)]