100154960

素因数分解:

$2^4\times 5^1\times {\mathrm{1251937}}^1$

素因数の和:1251950

約数の個数: 20

約数和(自身を含む): 232860468

約数和(自身を除く): 132705508

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1251937, 2503874, 5007748, 6259685, 10015496, 12519370, 20030992, 25038740, 50077480, 100154960]

約数ペア:

[(1, 100154960), (2, 50077480), (4, 25038740), (5, 20030992), (8, 12519370), (10, 10015496), (16, 6259685), (20, 5007748), (40, 2503874), (80, 1251937)]