202465225

素因数分解:

$5^2\times {\mathrm{409}}^1\times {\mathrm{19801}}^1$

素因数の和:20220

約数の個数: 12

約数和(自身を含む): 251683420

約数和(自身を除く): 49218195

約数列:

[1, 5, 25, 409, 2045, 10225, 19801, 99005, 495025, 8098609, 40493045, 202465225]

約数ペア:

[(1, 202465225), (5, 40493045), (25, 8098609), (409, 495025), (2045, 99005), (10225, 19801)]