42754960

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:280

約数の個数: 80

約数和(自身を含む): 103493376

約数和(自身を除く): 60738416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 83, 94, 137, 166, 188, 235, 274, 332, 376, 415, 470, 548, 664, 685, 752, 830, 940, 1096, 1328, 1370, 1660, 1880, 2192, 2740, 3320, 3760, 3901, 5480, 6439, 6640, 7802, 10960, 11371, 12878, 15604, 19505, 22742, 25756, 31208, 32195, 39010, 45484, 51512, 56855, 62416, 64390, 78020, 90968, 103024, 113710, 128780, 156040, 181936, 227420, 257560, 312080, 454840, 515120, 534437, 909680, 1068874, 2137748, 2672185, 4275496, 5344370, 8550992, 10688740, 21377480, 42754960]

約数ペア:

[(1, 42754960), (2, 21377480), (4, 10688740), (5, 8550992), (8, 5344370), (10, 4275496), (16, 2672185), (20, 2137748), (40, 1068874), (47, 909680), (80, 534437), (83, 515120), (94, 454840), (137, 312080), (166, 257560), (188, 227420), (235, 181936), (274, 156040), (332, 128780), (376, 113710), (415, 103024), (470, 90968), (548, 78020), (664, 64390), (685, 62416), (752, 56855), (830, 51512), (940, 45484), (1096, 39010), (1328, 32195), (1370, 31208), (1660, 25756), (1880, 22742), (2192, 19505), (2740, 15604), (3320, 12878), (3760, 11371), (3901, 10960), (5480, 7802), (6439, 6640)]