12850645760

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^3\times {\mathrm{337}}^1$

素因数の和:451

約数の個数: 144

約数和(自身を含む): 31901705472

約数和(自身を除く): 19051059712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 337, 496, 620, 640, 674, 961, 992, 1240, 1280, 1348, 1685, 1922, 1984, 2480, 2696, 3370, 3844, 3968, 4805, 4960, 5392, 6740, 7688, 7936, 9610, 9920, 10447, 10784, 13480, 15376, 19220, 19840, 20894, 21568, 26960, 29791, 30752, 38440, 39680, 41788, 43136, 52235, 53920, 59582, 61504, 76880, 83576, 86272, 104470, 107840, 119164, 123008, 148955, 153760, 167152, 208940, 215680, 238328, 246016, 297910, 307520, 323857, 334304, 417880, 431360, 476656, 595820, 615040, 647714, 668608, 835760, 953312, 1191640, 1230080, 1295428, 1337216, 1619285, 1671520, 1906624, 2383280, 2590856, 2674432, 3238570, 3343040, 3813248, 4766560, 5181712, 6477140, 6686080, 7626496, 9533120, 10039567, 10363424, 12954280, 13372160, 19066240, 20079134, 20726848, 25908560, 38132480, 40158268, 41453696, 50197835, 51817120, 80316536, 82907392, 100395670, 103634240, 160633072, 200791340, 207268480, 321266144, 401582680, 414536960, 642532288, 803165360, 1285064576, 1606330720, 2570129152, 3212661440, 6425322880, 12850645760]

約数ペア:

[(1, 12850645760), (2, 6425322880), (4, 3212661440), (5, 2570129152), (8, 1606330720), (10, 1285064576), (16, 803165360), (20, 642532288), (31, 414536960), (32, 401582680), (40, 321266144), (62, 207268480), (64, 200791340), (80, 160633072), (124, 103634240), (128, 100395670), (155, 82907392), (160, 80316536), (248, 51817120), (256, 50197835), (310, 41453696), (320, 40158268), (337, 38132480), (496, 25908560), (620, 20726848), (640, 20079134), (674, 19066240), (961, 13372160), (992, 12954280), (1240, 10363424), (1280, 10039567), (1348, 9533120), (1685, 7626496), (1922, 6686080), (1984, 6477140), (2480, 5181712), (2696, 4766560), (3370, 3813248), (3844, 3343040), (3968, 3238570), (4805, 2674432), (4960, 2590856), (5392, 2383280), (6740, 1906624), (7688, 1671520), (7936, 1619285), (9610, 1337216), (9920, 1295428), (10447, 1230080), (10784, 1191640), (13480, 953312), (15376, 835760), (19220, 668608), (19840, 647714), (20894, 615040), (21568, 595820), (26960, 476656), (29791, 431360), (30752, 417880), (38440, 334304), (39680, 323857), (41788, 307520), (43136, 297910), (52235, 246016), (53920, 238328), (59582, 215680), (61504, 208940), (76880, 167152), (83576, 153760), (86272, 148955), (104470, 123008), (107840, 119164)]