80921365

素因数分解:

$5^1\times 7^1\times {\mathrm{577}}^1\times {\mathrm{4007}}^1$

素因数の和:4596

約数の個数: 16

約数和(自身を含む): 111197952

約数和(自身を除く): 30276587

約数列:

[1, 5, 7, 35, 577, 2885, 4007, 4039, 20035, 20195, 28049, 140245, 2312039, 11560195, 16184273, 80921365]

約数ペア:

[(1, 80921365), (5, 16184273), (7, 11560195), (35, 2312039), (577, 140245), (2885, 28049), (4007, 20195), (4039, 20035)]