49921520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 160

約数和(自身を含む): 138848256

約数和(自身を除く): 88926736

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 47, 55, 68, 71, 80, 85, 88, 94, 110, 136, 142, 170, 176, 187, 188, 220, 235, 272, 284, 340, 355, 374, 376, 440, 470, 517, 568, 680, 710, 748, 752, 781, 799, 880, 935, 940, 1034, 1136, 1207, 1360, 1420, 1496, 1562, 1598, 1870, 1880, 2068, 2414, 2585, 2840, 2992, 3124, 3196, 3337, 3740, 3760, 3905, 3995, 4136, 4828, 5170, 5680, 6035, 6248, 6392, 6674, 7480, 7810, 7990, 8272, 8789, 9656, 10340, 12070, 12496, 12784, 13277, 13348, 14960, 15620, 15980, 16685, 17578, 19312, 20680, 24140, 26554, 26696, 31240, 31960, 33370, 35156, 36707, 41360, 43945, 48280, 53108, 53392, 56729, 62480, 63920, 66385, 66740, 70312, 73414, 87890, 96560, 106216, 113458, 132770, 133480, 140624, 146828, 175780, 183535, 212432, 226916, 265540, 266960, 283645, 293656, 351560, 367070, 453832, 531080, 567290, 587312, 624019, 703120, 734140, 907664, 1062160, 1134580, 1248038, 1468280, 2269160, 2496076, 2936560, 3120095, 4538320, 4992152, 6240190, 9984304, 12480380, 24960760, 49921520]

約数ペア:

[(1, 49921520), (2, 24960760), (4, 12480380), (5, 9984304), (8, 6240190), (10, 4992152), (11, 4538320), (16, 3120095), (17, 2936560), (20, 2496076), (22, 2269160), (34, 1468280), (40, 1248038), (44, 1134580), (47, 1062160), (55, 907664), (68, 734140), (71, 703120), (80, 624019), (85, 587312), (88, 567290), (94, 531080), (110, 453832), (136, 367070), (142, 351560), (170, 293656), (176, 283645), (187, 266960), (188, 265540), (220, 226916), (235, 212432), (272, 183535), (284, 175780), (340, 146828), (355, 140624), (374, 133480), (376, 132770), (440, 113458), (470, 106216), (517, 96560), (568, 87890), (680, 73414), (710, 70312), (748, 66740), (752, 66385), (781, 63920), (799, 62480), (880, 56729), (935, 53392), (940, 53108), (1034, 48280), (1136, 43945), (1207, 41360), (1360, 36707), (1420, 35156), (1496, 33370), (1562, 31960), (1598, 31240), (1870, 26696), (1880, 26554), (2068, 24140), (2414, 20680), (2585, 19312), (2840, 17578), (2992, 16685), (3124, 15980), (3196, 15620), (3337, 14960), (3740, 13348), (3760, 13277), (3905, 12784), (3995, 12496), (4136, 12070), (4828, 10340), (5170, 9656), (5680, 8789), (6035, 8272), (6248, 7990), (6392, 7810), (6674, 7480)]