125140040

素因数分解:

$2^3\times 5^1\times {\mathrm{3128501}}^1$

素因数の和:3128512

約数の個数: 16

約数和(自身を含む): 281565180

約数和(自身を除く): 156425140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3128501, 6257002, 12514004, 15642505, 25028008, 31285010, 62570020, 125140040]

約数ペア:

[(1, 125140040), (2, 62570020), (4, 31285010), (5, 25028008), (8, 15642505), (10, 12514004), (20, 6257002), (40, 3128501)]