66109040

素因数分解:

$2^4\times 5^1\times {\mathrm{826363}}^1$

素因数の和:826376

約数の個数: 20

約数和(自身を含む): 153703704

約数和(自身を除く): 87594664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 826363, 1652726, 3305452, 4131815, 6610904, 8263630, 13221808, 16527260, 33054520, 66109040]

約数ペア:

[(1, 66109040), (2, 33054520), (4, 16527260), (5, 13221808), (8, 8263630), (10, 6610904), (16, 4131815), (20, 3305452), (40, 1652726), (80, 826363)]