87562880

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:178

約数の個数: 128

約数和(自身を含む): 222082560

約数和(自身を除く): 134519680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 47, 64, 71, 80, 82, 94, 128, 142, 160, 164, 188, 205, 235, 284, 320, 328, 355, 376, 410, 470, 568, 640, 656, 710, 752, 820, 940, 1136, 1312, 1420, 1504, 1640, 1880, 1927, 2272, 2624, 2840, 2911, 3008, 3280, 3337, 3760, 3854, 4544, 5248, 5680, 5822, 6016, 6560, 6674, 7520, 7708, 9088, 9635, 11360, 11644, 13120, 13348, 14555, 15040, 15416, 16685, 19270, 22720, 23288, 26240, 26696, 29110, 30080, 30832, 33370, 38540, 45440, 46576, 53392, 58220, 61664, 66740, 77080, 93152, 106784, 116440, 123328, 133480, 136817, 154160, 186304, 213568, 232880, 246656, 266960, 273634, 308320, 372608, 427136, 465760, 533920, 547268, 616640, 684085, 931520, 1067840, 1094536, 1233280, 1368170, 1863040, 2135680, 2189072, 2736340, 4378144, 5472680, 8756288, 10945360, 17512576, 21890720, 43781440, 87562880]

約数ペア:

[(1, 87562880), (2, 43781440), (4, 21890720), (5, 17512576), (8, 10945360), (10, 8756288), (16, 5472680), (20, 4378144), (32, 2736340), (40, 2189072), (41, 2135680), (47, 1863040), (64, 1368170), (71, 1233280), (80, 1094536), (82, 1067840), (94, 931520), (128, 684085), (142, 616640), (160, 547268), (164, 533920), (188, 465760), (205, 427136), (235, 372608), (284, 308320), (320, 273634), (328, 266960), (355, 246656), (376, 232880), (410, 213568), (470, 186304), (568, 154160), (640, 136817), (656, 133480), (710, 123328), (752, 116440), (820, 106784), (940, 93152), (1136, 77080), (1312, 66740), (1420, 61664), (1504, 58220), (1640, 53392), (1880, 46576), (1927, 45440), (2272, 38540), (2624, 33370), (2840, 30832), (2911, 30080), (3008, 29110), (3280, 26696), (3337, 26240), (3760, 23288), (3854, 22720), (4544, 19270), (5248, 16685), (5680, 15416), (5822, 15040), (6016, 14555), (6560, 13348), (6674, 13120), (7520, 11644), (7708, 11360), (9088, 9635)]