157480260040

素因数分解:

$2^3\times 5^1\times {\mathrm{3937006501}}^1$

素因数の和:3937006512

約数の個数: 16

約数和(自身を含む): 354330585180

約数和(自身を除く): 196850325140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3937006501, 7874013002, 15748026004, 19685032505, 31496052008, 39370065010, 78740130020, 157480260040]

約数ペア:

[(1, 157480260040), (2, 78740130020), (4, 39370065010), (5, 31496052008), (8, 19685032505), (10, 15748026004), (20, 7874013002), (40, 3937006501)]