81385496

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{274951}}^1$

素因数の和:274994

約数の個数: 16

約数和(自身を含む): 156722640

約数和(自身を除く): 75337144

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 274951, 549902, 1099804, 2199608, 10173187, 20346374, 40692748, 81385496]

約数ペア:

[(1, 81385496), (2, 40692748), (4, 20346374), (8, 10173187), (37, 2199608), (74, 1099804), (148, 549902), (296, 274951)]