81448928

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3259}}^1$

素因数の和:3351

約数の個数: 48

約数和(自身を含む): 177448320

約数和(自身を除く): 95999392

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 71, 88, 142, 176, 284, 352, 568, 781, 1136, 1562, 2272, 3124, 3259, 6248, 6518, 12496, 13036, 24992, 26072, 35849, 52144, 71698, 104288, 143396, 231389, 286792, 462778, 573584, 925556, 1147168, 1851112, 2545279, 3702224, 5090558, 7404448, 10181116, 20362232, 40724464, 81448928]

約数ペア:

[(1, 81448928), (2, 40724464), (4, 20362232), (8, 10181116), (11, 7404448), (16, 5090558), (22, 3702224), (32, 2545279), (44, 1851112), (71, 1147168), (88, 925556), (142, 573584), (176, 462778), (284, 286792), (352, 231389), (568, 143396), (781, 104288), (1136, 71698), (1562, 52144), (2272, 35849), (3124, 26072), (3259, 24992), (6248, 13036), (6518, 12496)]