80470894

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19889}}^1$

素因数の和:19932

約数の個数: 24

約数和(自身を含む): 146549520

約数和(自身を除く): 66078626

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 289, 578, 2023, 4046, 19889, 39778, 139223, 278446, 338113, 676226, 2366791, 4733582, 5747921, 11495842, 40235447, 80470894]

約数ペア:

[(1, 80470894), (2, 40235447), (7, 11495842), (14, 5747921), (17, 4733582), (34, 2366791), (119, 676226), (238, 338113), (289, 278446), (578, 139223), (2023, 39778), (4046, 19889)]