64930160

素因数分解:

$2^4\times 5^1\times {\mathrm{811627}}^1$

素因数の和:811640

約数の個数: 20

約数和(自身を含む): 150962808

約数和(自身を除く): 86032648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 811627, 1623254, 3246508, 4058135, 6493016, 8116270, 12986032, 16232540, 32465080, 64930160]

約数ペア:

[(1, 64930160), (2, 32465080), (4, 16232540), (5, 12986032), (8, 8116270), (10, 6493016), (16, 4058135), (20, 3246508), (40, 1623254), (80, 811627)]