20197500425

素因数分解:

$5^2\times {\mathrm{5113}}^1\times {\mathrm{158009}}^1$

素因数の和:163132

約数の個数: 12

約数和(自身を含む): 25049957340

約数和(自身を除く): 4852456915

約数列:

[1, 5, 25, 5113, 25565, 127825, 158009, 790045, 3950225, 807900017, 4039500085, 20197500425]

約数ペア:

[(1, 20197500425), (5, 4039500085), (25, 807900017), (5113, 3950225), (25565, 790045), (127825, 158009)]