78240868

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{613}}^1\times {\mathrm{1877}}^1$

素因数の和:2511

約数の個数: 24

約数和(自身を含む): 145289592

約数和(自身を除く): 67048724

約数列:

[1, 2, 4, 17, 34, 68, 613, 1226, 1877, 2452, 3754, 7508, 10421, 20842, 31909, 41684, 63818, 127636, 1150601, 2301202, 4602404, 19560217, 39120434, 78240868]

約数ペア:

[(1, 78240868), (2, 39120434), (4, 19560217), (17, 4602404), (34, 2301202), (68, 1150601), (613, 127636), (1226, 63818), (1877, 41684), (2452, 31909), (3754, 20842), (7508, 10421)]