201250040

素因数分解:

$2^3\times 5^1\times {\mathrm{5031251}}^1$

素因数の和:5031262

約数の個数: 16

約数和(自身を含む): 452812680

約数和(自身を除く): 251562640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5031251, 10062502, 20125004, 25156255, 40250008, 50312510, 100625020, 201250040]

約数ペア:

[(1, 201250040), (2, 100625020), (4, 50312510), (5, 40250008), (8, 25156255), (10, 20125004), (20, 10062502), (40, 5031251)]