81669655

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{18169}}^1$

素因数の和:18234

約数の個数: 16

約数和(自身を含む): 104659200

約数和(自身を除く): 22989545

約数列:

[1, 5, 29, 31, 145, 155, 899, 4495, 18169, 90845, 526901, 563239, 2634505, 2816195, 16333931, 81669655]

約数ペア:

[(1, 81669655), (5, 16333931), (29, 2816195), (31, 2634505), (145, 563239), (155, 526901), (899, 90845), (4495, 18169)]