68900450

素因数分解:

$2^1\times 5^2\times {\mathrm{1378009}}^1$

素因数の和:1378021

約数の個数: 12

約数和(自身を含む): 128154930

約数和(自身を除く): 59254480

約数列:

[1, 2, 5, 10, 25, 50, 1378009, 2756018, 6890045, 13780090, 34450225, 68900450]

約数ペア:

[(1, 68900450), (2, 34450225), (5, 13780090), (10, 6890045), (25, 2756018), (50, 1378009)]