83727680

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:376

約数の個数: 112

約数和(自身を含む): 215066880

約数和(自身を除く): 131339200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 47, 64, 76, 80, 94, 95, 152, 160, 188, 190, 235, 293, 304, 320, 376, 380, 470, 586, 608, 752, 760, 893, 940, 1172, 1216, 1465, 1504, 1520, 1786, 1880, 2344, 2930, 3008, 3040, 3572, 3760, 4465, 4688, 5567, 5860, 6080, 7144, 7520, 8930, 9376, 11134, 11720, 13771, 14288, 15040, 17860, 18752, 22268, 23440, 27542, 27835, 28576, 35720, 44536, 46880, 55084, 55670, 57152, 68855, 71440, 89072, 93760, 110168, 111340, 137710, 142880, 178144, 220336, 222680, 261649, 275420, 285760, 356288, 440672, 445360, 523298, 550840, 881344, 890720, 1046596, 1101680, 1308245, 1781440, 2093192, 2203360, 2616490, 4186384, 4406720, 5232980, 8372768, 10465960, 16745536, 20931920, 41863840, 83727680]

約数ペア:

[(1, 83727680), (2, 41863840), (4, 20931920), (5, 16745536), (8, 10465960), (10, 8372768), (16, 5232980), (19, 4406720), (20, 4186384), (32, 2616490), (38, 2203360), (40, 2093192), (47, 1781440), (64, 1308245), (76, 1101680), (80, 1046596), (94, 890720), (95, 881344), (152, 550840), (160, 523298), (188, 445360), (190, 440672), (235, 356288), (293, 285760), (304, 275420), (320, 261649), (376, 222680), (380, 220336), (470, 178144), (586, 142880), (608, 137710), (752, 111340), (760, 110168), (893, 93760), (940, 89072), (1172, 71440), (1216, 68855), (1465, 57152), (1504, 55670), (1520, 55084), (1786, 46880), (1880, 44536), (2344, 35720), (2930, 28576), (3008, 27835), (3040, 27542), (3572, 23440), (3760, 22268), (4465, 18752), (4688, 17860), (5567, 15040), (5860, 14288), (6080, 13771), (7144, 11720), (7520, 11134), (8930, 9376)]