87393488

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{311}}^1$

素因数の和:532

約数の個数: 80

約数和(自身を含む): 210153216

約数和(自身を除く): 122759728

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 193, 208, 311, 364, 386, 622, 728, 772, 1244, 1351, 1456, 1544, 2177, 2488, 2509, 2702, 3088, 4043, 4354, 4976, 5018, 5404, 8086, 8708, 10036, 10808, 16172, 17416, 17563, 20072, 21616, 28301, 32344, 34832, 35126, 40144, 56602, 60023, 64688, 70252, 113204, 120046, 140504, 226408, 240092, 281008, 420161, 452816, 480184, 780299, 840322, 960368, 1560598, 1680644, 3121196, 3361288, 5462093, 6242392, 6722576, 10924186, 12484784, 21848372, 43696744, 87393488]

約数ペア:

[(1, 87393488), (2, 43696744), (4, 21848372), (7, 12484784), (8, 10924186), (13, 6722576), (14, 6242392), (16, 5462093), (26, 3361288), (28, 3121196), (52, 1680644), (56, 1560598), (91, 960368), (104, 840322), (112, 780299), (182, 480184), (193, 452816), (208, 420161), (311, 281008), (364, 240092), (386, 226408), (622, 140504), (728, 120046), (772, 113204), (1244, 70252), (1351, 64688), (1456, 60023), (1544, 56602), (2177, 40144), (2488, 35126), (2509, 34832), (2702, 32344), (3088, 28301), (4043, 21616), (4354, 20072), (4976, 17563), (5018, 17416), (5404, 16172), (8086, 10808), (8708, 10036)]