80491292

素因数分解:

$2^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{4349}}^1$

素因数の和:5021

約数の個数: 24

約数和(自身を含む): 161263200

約数和(自身を除く): 80771908

約数列:

[1, 2, 4, 7, 14, 28, 661, 1322, 2644, 4349, 4627, 8698, 9254, 17396, 18508, 30443, 60886, 121772, 2874689, 5749378, 11498756, 20122823, 40245646, 80491292]

約数ペア:

[(1, 80491292), (2, 40245646), (4, 20122823), (7, 11498756), (14, 5749378), (28, 2874689), (661, 121772), (1322, 60886), (2644, 30443), (4349, 18508), (4627, 17396), (8698, 9254)]