79824800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:271

約数の個数: 144

約数和(自身を含む): 218236032

約数和(自身を除く): 138411232

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 47, 50, 55, 80, 88, 94, 100, 110, 160, 176, 188, 193, 200, 220, 235, 275, 352, 376, 386, 400, 440, 470, 517, 550, 752, 772, 800, 880, 940, 965, 1034, 1100, 1175, 1504, 1544, 1760, 1880, 1930, 2068, 2123, 2200, 2350, 2585, 3088, 3760, 3860, 4136, 4246, 4400, 4700, 4825, 5170, 6176, 7520, 7720, 8272, 8492, 8800, 9071, 9400, 9650, 10340, 10615, 12925, 15440, 16544, 16984, 18142, 18800, 19300, 20680, 21230, 25850, 30880, 33968, 36284, 37600, 38600, 41360, 42460, 45355, 51700, 53075, 67936, 72568, 77200, 82720, 84920, 90710, 99781, 103400, 106150, 145136, 154400, 169840, 181420, 199562, 206800, 212300, 226775, 290272, 339680, 362840, 399124, 413600, 424600, 453550, 498905, 725680, 798248, 849200, 907100, 997810, 1451360, 1596496, 1698400, 1814200, 1995620, 2494525, 3192992, 3628400, 3991240, 4989050, 7256800, 7982480, 9978100, 15964960, 19956200, 39912400, 79824800]

約数ペア:

[(1, 79824800), (2, 39912400), (4, 19956200), (5, 15964960), (8, 9978100), (10, 7982480), (11, 7256800), (16, 4989050), (20, 3991240), (22, 3628400), (25, 3192992), (32, 2494525), (40, 1995620), (44, 1814200), (47, 1698400), (50, 1596496), (55, 1451360), (80, 997810), (88, 907100), (94, 849200), (100, 798248), (110, 725680), (160, 498905), (176, 453550), (188, 424600), (193, 413600), (200, 399124), (220, 362840), (235, 339680), (275, 290272), (352, 226775), (376, 212300), (386, 206800), (400, 199562), (440, 181420), (470, 169840), (517, 154400), (550, 145136), (752, 106150), (772, 103400), (800, 99781), (880, 90710), (940, 84920), (965, 82720), (1034, 77200), (1100, 72568), (1175, 67936), (1504, 53075), (1544, 51700), (1760, 45355), (1880, 42460), (1930, 41360), (2068, 38600), (2123, 37600), (2200, 36284), (2350, 33968), (2585, 30880), (3088, 25850), (3760, 21230), (3860, 20680), (4136, 19300), (4246, 18800), (4400, 18142), (4700, 16984), (4825, 16544), (5170, 15440), (6176, 12925), (7520, 10615), (7720, 10340), (8272, 9650), (8492, 9400), (8800, 9071)]