25255640

素因数分解:

$2^3\times 5^1\times {\mathrm{631391}}^1$

素因数の和:631402

約数の個数: 16

約数和(自身を含む): 56825280

約数和(自身を除く): 31569640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 631391, 1262782, 2525564, 3156955, 5051128, 6313910, 12627820, 25255640]

約数ペア:

[(1, 25255640), (2, 12627820), (4, 6313910), (5, 5051128), (8, 3156955), (10, 2525564), (20, 1262782), (40, 631391)]