4072100080

素因数分解:

$2^4\times 5^1\times {\mathrm{50901251}}^1$

素因数の和:50901264

約数の個数: 20

約数和(自身を含む): 9467632872

約数和(自身を除く): 5395532792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 50901251, 101802502, 203605004, 254506255, 407210008, 509012510, 814420016, 1018025020, 2036050040, 4072100080]

約数ペア:

[(1, 4072100080), (2, 2036050040), (4, 1018025020), (5, 814420016), (8, 509012510), (10, 407210008), (16, 254506255), (20, 203605004), (40, 101802502), (80, 50901251)]