776793968

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{5351}}^1$

素因数の和:5613

約数の個数: 40

約数和(自身を含む): 1547627136

約数和(自身を除く): 770833168

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 211, 344, 422, 688, 844, 1688, 3376, 5351, 9073, 10702, 18146, 21404, 36292, 42808, 72584, 85616, 145168, 230093, 460186, 920372, 1129061, 1840744, 2258122, 3681488, 4516244, 9032488, 18064976, 48549623, 97099246, 194198492, 388396984, 776793968]

約数ペア:

[(1, 776793968), (2, 388396984), (4, 194198492), (8, 97099246), (16, 48549623), (43, 18064976), (86, 9032488), (172, 4516244), (211, 3681488), (344, 2258122), (422, 1840744), (688, 1129061), (844, 920372), (1688, 460186), (3376, 230093), (5351, 145168), (9073, 85616), (10702, 72584), (18146, 42808), (21404, 36292)]