164758216

素因数分解:

$2^3\times 7^1\times {\mathrm{661}}^1\times {\mathrm{4451}}^1$

素因数の和:5125

約数の個数: 32

約数和(自身を含む): 353666880

約数和(自身を除く): 188908664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 661, 1322, 2644, 4451, 4627, 5288, 8902, 9254, 17804, 18508, 31157, 35608, 37016, 62314, 124628, 249256, 2942111, 5884222, 11768444, 20594777, 23536888, 41189554, 82379108, 164758216]

約数ペア:

[(1, 164758216), (2, 82379108), (4, 41189554), (7, 23536888), (8, 20594777), (14, 11768444), (28, 5884222), (56, 2942111), (661, 249256), (1322, 124628), (2644, 62314), (4451, 37016), (4627, 35608), (5288, 31157), (8902, 18508), (9254, 17804)]