80935484

素因数分解:

$2^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{4373}}^1$

素因数の和:5045

約数の個数: 24

約数和(自身を含む): 162152928

約数和(自身を除く): 81217444

約数列:

[1, 2, 4, 7, 14, 28, 661, 1322, 2644, 4373, 4627, 8746, 9254, 17492, 18508, 30611, 61222, 122444, 2890553, 5781106, 11562212, 20233871, 40467742, 80935484]

約数ペア:

[(1, 80935484), (2, 40467742), (4, 20233871), (7, 11562212), (14, 5781106), (28, 2890553), (661, 122444), (1322, 61222), (2644, 30611), (4373, 18508), (4627, 17492), (8746, 9254)]