8880145

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:552

約数の個数: 16

約数和(自身を含む): 11037312

約数和(自身を除く): 2157167

約数列:

[1, 5, 43, 103, 215, 401, 515, 2005, 4429, 17243, 22145, 41303, 86215, 206515, 1776029, 8880145]

約数ペア:

[(1, 8880145), (5, 1776029), (43, 206515), (103, 86215), (215, 41303), (401, 22145), (515, 17243), (2005, 4429)]