2215667525

素因数分解:

$5^2\times {\mathrm{109}}^1\times {\mathrm{813089}}^1$

素因数の和:813208

約数の個数: 12

約数和(自身を含む): 2772636900

約数和(自身を除く): 556969375

約数列:

[1, 5, 25, 109, 545, 2725, 813089, 4065445, 20327225, 88626701, 443133505, 2215667525]

約数ペア:

[(1, 2215667525), (5, 443133505), (25, 88626701), (109, 20327225), (545, 4065445), (2725, 813089)]