85581008

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{2347}}^1$

素因数の和:2451

約数の個数: 40

約数和(自身を含む): 172944288

約数和(自身を除く): 87363280

約数列:

[1, 2, 4, 8, 16, 43, 53, 86, 106, 172, 212, 344, 424, 688, 848, 2279, 2347, 4558, 4694, 9116, 9388, 18232, 18776, 36464, 37552, 100921, 124391, 201842, 248782, 403684, 497564, 807368, 995128, 1614736, 1990256, 5348813, 10697626, 21395252, 42790504, 85581008]

約数ペア:

[(1, 85581008), (2, 42790504), (4, 21395252), (8, 10697626), (16, 5348813), (43, 1990256), (53, 1614736), (86, 995128), (106, 807368), (172, 497564), (212, 403684), (344, 248782), (424, 201842), (688, 124391), (848, 100921), (2279, 37552), (2347, 36464), (4558, 18776), (4694, 18232), (9116, 9388)]