68705080

素因数分解:

$2^3\times 5^1\times {\mathrm{1717627}}^1$

素因数の和:1717638

約数の個数: 16

約数和(自身を含む): 154586520

約数和(自身を除く): 85881440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1717627, 3435254, 6870508, 8588135, 13741016, 17176270, 34352540, 68705080]

約数ペア:

[(1, 68705080), (2, 34352540), (4, 17176270), (5, 13741016), (8, 8588135), (10, 6870508), (20, 3435254), (40, 1717627)]