53357920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:165

約数の個数: 192

約数和(自身を含む): 161989632

約数和(自身を除く): 108631712

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 61, 70, 71, 77, 80, 88, 110, 112, 122, 140, 142, 154, 160, 176, 220, 224, 244, 280, 284, 305, 308, 352, 355, 385, 427, 440, 488, 497, 560, 568, 610, 616, 671, 710, 770, 781, 854, 880, 976, 994, 1120, 1136, 1220, 1232, 1342, 1420, 1540, 1562, 1708, 1760, 1952, 1988, 2135, 2272, 2440, 2464, 2485, 2684, 2840, 3080, 3124, 3355, 3416, 3905, 3976, 4270, 4331, 4697, 4880, 4970, 5368, 5467, 5680, 6160, 6248, 6710, 6832, 7810, 7952, 8540, 8662, 9394, 9760, 9940, 10736, 10934, 11360, 12320, 12496, 13420, 13664, 15620, 15904, 17080, 17324, 18788, 19880, 21472, 21655, 21868, 23485, 24992, 26840, 27335, 30317, 31240, 34160, 34648, 37576, 39760, 43310, 43736, 46970, 47641, 53680, 54670, 60634, 62480, 68320, 69296, 75152, 79520, 86620, 87472, 93940, 95282, 107360, 109340, 121268, 124960, 138592, 150304, 151585, 173240, 174944, 187880, 190564, 218680, 238205, 242536, 303170, 333487, 346480, 375760, 381128, 437360, 476410, 485072, 606340, 666974, 692960, 751520, 762256, 874720, 952820, 970144, 1212680, 1333948, 1524512, 1667435, 1905640, 2425360, 2667896, 3334870, 3811280, 4850720, 5335792, 6669740, 7622560, 10671584, 13339480, 26678960, 53357920]

約数ペア:

[(1, 53357920), (2, 26678960), (4, 13339480), (5, 10671584), (7, 7622560), (8, 6669740), (10, 5335792), (11, 4850720), (14, 3811280), (16, 3334870), (20, 2667896), (22, 2425360), (28, 1905640), (32, 1667435), (35, 1524512), (40, 1333948), (44, 1212680), (55, 970144), (56, 952820), (61, 874720), (70, 762256), (71, 751520), (77, 692960), (80, 666974), (88, 606340), (110, 485072), (112, 476410), (122, 437360), (140, 381128), (142, 375760), (154, 346480), (160, 333487), (176, 303170), (220, 242536), (224, 238205), (244, 218680), (280, 190564), (284, 187880), (305, 174944), (308, 173240), (352, 151585), (355, 150304), (385, 138592), (427, 124960), (440, 121268), (488, 109340), (497, 107360), (560, 95282), (568, 93940), (610, 87472), (616, 86620), (671, 79520), (710, 75152), (770, 69296), (781, 68320), (854, 62480), (880, 60634), (976, 54670), (994, 53680), (1120, 47641), (1136, 46970), (1220, 43736), (1232, 43310), (1342, 39760), (1420, 37576), (1540, 34648), (1562, 34160), (1708, 31240), (1760, 30317), (1952, 27335), (1988, 26840), (2135, 24992), (2272, 23485), (2440, 21868), (2464, 21655), (2485, 21472), (2684, 19880), (2840, 18788), (3080, 17324), (3124, 17080), (3355, 15904), (3416, 15620), (3905, 13664), (3976, 13420), (4270, 12496), (4331, 12320), (4697, 11360), (4880, 10934), (4970, 10736), (5368, 9940), (5467, 9760), (5680, 9394), (6160, 8662), (6248, 8540), (6710, 7952), (6832, 7810)]