220191325

素因数分解:

$5^2\times {\mathrm{433}}^1\times {\mathrm{20341}}^1$

素因数の和:20784

約数の個数: 12

約数和(自身を含む): 273681268

約数和(自身を除く): 53489943

約数列:

[1, 5, 25, 433, 2165, 10825, 20341, 101705, 508525, 8807653, 44038265, 220191325]

約数ペア:

[(1, 220191325), (5, 44038265), (25, 8807653), (433, 508525), (2165, 101705), (10825, 20341)]