51389800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:152

約数の個数: 192

約数和(自身を含む): 154275840

約数和(自身を除く): 102886040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 47, 50, 55, 56, 70, 71, 77, 88, 94, 100, 110, 140, 142, 154, 175, 188, 200, 220, 235, 275, 280, 284, 308, 329, 350, 355, 376, 385, 440, 470, 497, 517, 550, 568, 616, 658, 700, 710, 770, 781, 940, 994, 1034, 1100, 1175, 1316, 1400, 1420, 1540, 1562, 1645, 1775, 1880, 1925, 1988, 2068, 2200, 2350, 2485, 2585, 2632, 2840, 3080, 3124, 3290, 3337, 3550, 3619, 3850, 3905, 3976, 4136, 4700, 4970, 5170, 5467, 6248, 6580, 6674, 7100, 7238, 7700, 7810, 8225, 9400, 9940, 10340, 10934, 12425, 12925, 13160, 13348, 14200, 14476, 15400, 15620, 16450, 16685, 18095, 19525, 19880, 20680, 21868, 23359, 24850, 25850, 26696, 27335, 28952, 31240, 32900, 33370, 36190, 36707, 39050, 43736, 46718, 49700, 51700, 54670, 65800, 66740, 72380, 73414, 78100, 83425, 90475, 93436, 99400, 103400, 109340, 116795, 133480, 136675, 144760, 146828, 156200, 166850, 180950, 183535, 186872, 218680, 233590, 256949, 273350, 293656, 333700, 361900, 367070, 467180, 513898, 546700, 583975, 667400, 723800, 734140, 917675, 934360, 1027796, 1093400, 1167950, 1284745, 1468280, 1835350, 2055592, 2335900, 2569490, 3670700, 4671800, 5138980, 6423725, 7341400, 10277960, 12847450, 25694900, 51389800]

約数ペア:

[(1, 51389800), (2, 25694900), (4, 12847450), (5, 10277960), (7, 7341400), (8, 6423725), (10, 5138980), (11, 4671800), (14, 3670700), (20, 2569490), (22, 2335900), (25, 2055592), (28, 1835350), (35, 1468280), (40, 1284745), (44, 1167950), (47, 1093400), (50, 1027796), (55, 934360), (56, 917675), (70, 734140), (71, 723800), (77, 667400), (88, 583975), (94, 546700), (100, 513898), (110, 467180), (140, 367070), (142, 361900), (154, 333700), (175, 293656), (188, 273350), (200, 256949), (220, 233590), (235, 218680), (275, 186872), (280, 183535), (284, 180950), (308, 166850), (329, 156200), (350, 146828), (355, 144760), (376, 136675), (385, 133480), (440, 116795), (470, 109340), (497, 103400), (517, 99400), (550, 93436), (568, 90475), (616, 83425), (658, 78100), (700, 73414), (710, 72380), (770, 66740), (781, 65800), (940, 54670), (994, 51700), (1034, 49700), (1100, 46718), (1175, 43736), (1316, 39050), (1400, 36707), (1420, 36190), (1540, 33370), (1562, 32900), (1645, 31240), (1775, 28952), (1880, 27335), (1925, 26696), (1988, 25850), (2068, 24850), (2200, 23359), (2350, 21868), (2485, 20680), (2585, 19880), (2632, 19525), (2840, 18095), (3080, 16685), (3124, 16450), (3290, 15620), (3337, 15400), (3550, 14476), (3619, 14200), (3850, 13348), (3905, 13160), (3976, 12925), (4136, 12425), (4700, 10934), (4970, 10340), (5170, 9940), (5467, 9400), (6248, 8225), (6580, 7810), (6674, 7700), (7100, 7238)]