55245680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2099}}^1$

素因数の和:2166

約数の個数: 80

約数和(自身を含む): 149990400

約数和(自身を除く): 94744720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1316, 1645, 1880, 2099, 2632, 3290, 3760, 4198, 5264, 6580, 8396, 10495, 13160, 14693, 16792, 20990, 26320, 29386, 33584, 41980, 58772, 73465, 83960, 98653, 117544, 146930, 167920, 197306, 235088, 293860, 394612, 493265, 587720, 690571, 789224, 986530, 1175440, 1381142, 1578448, 1973060, 2762284, 3452855, 3946120, 5524568, 6905710, 7892240, 11049136, 13811420, 27622840, 55245680]

約数ペア:

[(1, 55245680), (2, 27622840), (4, 13811420), (5, 11049136), (7, 7892240), (8, 6905710), (10, 5524568), (14, 3946120), (16, 3452855), (20, 2762284), (28, 1973060), (35, 1578448), (40, 1381142), (47, 1175440), (56, 986530), (70, 789224), (80, 690571), (94, 587720), (112, 493265), (140, 394612), (188, 293860), (235, 235088), (280, 197306), (329, 167920), (376, 146930), (470, 117544), (560, 98653), (658, 83960), (752, 73465), (940, 58772), (1316, 41980), (1645, 33584), (1880, 29386), (2099, 26320), (2632, 20990), (3290, 16792), (3760, 14693), (4198, 13160), (5264, 10495), (6580, 8396)]