205650160

素因数分解:

$2^4\times 5^1\times {\mathrm{2570627}}^1$

素因数の和:2570640

約数の個数: 20

約数和(自身を含む): 478136808

約数和(自身を除く): 272486648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2570627, 5141254, 10282508, 12853135, 20565016, 25706270, 41130032, 51412540, 102825080, 205650160]

約数ペア:

[(1, 205650160), (2, 102825080), (4, 51412540), (5, 41130032), (8, 25706270), (10, 20565016), (16, 12853135), (20, 10282508), (40, 5141254), (80, 2570627)]