81890032

素因数分解:

$2^4\times 7^1\times {\mathrm{311}}^1\times {\mathrm{2351}}^1$

素因数の和:2677

約数の個数: 40

約数和(自身を含む): 181988352

約数和(自身を除く): 100098320

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 311, 622, 1244, 2177, 2351, 2488, 4354, 4702, 4976, 8708, 9404, 16457, 17416, 18808, 32914, 34832, 37616, 65828, 131656, 263312, 731161, 1462322, 2924644, 5118127, 5849288, 10236254, 11698576, 20472508, 40945016, 81890032]

約数ペア:

[(1, 81890032), (2, 40945016), (4, 20472508), (7, 11698576), (8, 10236254), (14, 5849288), (16, 5118127), (28, 2924644), (56, 1462322), (112, 731161), (311, 263312), (622, 131656), (1244, 65828), (2177, 37616), (2351, 34832), (2488, 32914), (4354, 18808), (4702, 17416), (4976, 16457), (8708, 9404)]