80202568

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{53}}^2\times {\mathrm{83}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 158724720

約数和(自身を除く): 78522152

約数列:

[1, 2, 4, 8, 43, 53, 83, 86, 106, 166, 172, 212, 332, 344, 424, 664, 2279, 2809, 3569, 4399, 4558, 5618, 7138, 8798, 9116, 11236, 14276, 17596, 18232, 22472, 28552, 35192, 120787, 189157, 233147, 241574, 378314, 466294, 483148, 756628, 932588, 966296, 1513256, 1865176, 10025321, 20050642, 40101284, 80202568]

約数ペア:

[(1, 80202568), (2, 40101284), (4, 20050642), (8, 10025321), (43, 1865176), (53, 1513256), (83, 966296), (86, 932588), (106, 756628), (166, 483148), (172, 466294), (212, 378314), (332, 241574), (344, 233147), (424, 189157), (664, 120787), (2279, 35192), (2809, 28552), (3569, 22472), (4399, 18232), (4558, 17596), (5618, 14276), (7138, 11236), (8798, 9116)]