25606040

素因数分解:

$2^3\times 5^1\times {\mathrm{640151}}^1$

素因数の和:640162

約数の個数: 16

約数和(自身を含む): 57613680

約数和(自身を除く): 32007640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 640151, 1280302, 2560604, 3200755, 5121208, 6401510, 12803020, 25606040]

約数ペア:

[(1, 25606040), (2, 12803020), (4, 6401510), (5, 5121208), (8, 3200755), (10, 2560604), (20, 1280302), (40, 640151)]