126746000

素因数分解:

$2^4\times 5^3\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:649

約数の個数: 80

約数和(自身を含む): 309504000

約数和(自身を除く): 182758000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 127, 200, 250, 254, 400, 499, 500, 508, 635, 998, 1000, 1016, 1270, 1996, 2000, 2032, 2495, 2540, 3175, 3992, 4990, 5080, 6350, 7984, 9980, 10160, 12475, 12700, 15875, 19960, 24950, 25400, 31750, 39920, 49900, 50800, 62375, 63373, 63500, 99800, 124750, 126746, 127000, 199600, 249500, 253492, 254000, 316865, 499000, 506984, 633730, 998000, 1013968, 1267460, 1584325, 2534920, 3168650, 5069840, 6337300, 7921625, 12674600, 15843250, 25349200, 31686500, 63373000, 126746000]

約数ペア:

[(1, 126746000), (2, 63373000), (4, 31686500), (5, 25349200), (8, 15843250), (10, 12674600), (16, 7921625), (20, 6337300), (25, 5069840), (40, 3168650), (50, 2534920), (80, 1584325), (100, 1267460), (125, 1013968), (127, 998000), (200, 633730), (250, 506984), (254, 499000), (400, 316865), (499, 254000), (500, 253492), (508, 249500), (635, 199600), (998, 127000), (1000, 126746), (1016, 124750), (1270, 99800), (1996, 63500), (2000, 63373), (2032, 62375), (2495, 50800), (2540, 49900), (3175, 39920), (3992, 31750), (4990, 25400), (5080, 24950), (6350, 19960), (7984, 15875), (9980, 12700), (10160, 12475)]