80774210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{17077}}^1$

素因数の和:17138

約数の個数: 32

約数和(自身を含む): 162309312

約数和(自身を除く): 81535102

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 17077, 34154, 85385, 170770, 187847, 375694, 734311, 939235, 1468622, 1878470, 3671555, 7343110, 8077421, 16154842, 40387105, 80774210]

約数ペア:

[(1, 80774210), (2, 40387105), (5, 16154842), (10, 8077421), (11, 7343110), (22, 3671555), (43, 1878470), (55, 1468622), (86, 939235), (110, 734311), (215, 375694), (430, 187847), (473, 170770), (946, 85385), (2365, 34154), (4730, 17077)]