51862720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1$

素因数の和:187

約数の個数: 168

約数和(自身を含む): 153948384

約数和(自身を除く): 102085664

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 137, 140, 160, 169, 182, 208, 224, 260, 274, 280, 320, 338, 364, 416, 448, 455, 520, 548, 560, 676, 685, 728, 832, 845, 910, 959, 1040, 1096, 1120, 1183, 1352, 1370, 1456, 1690, 1781, 1820, 1918, 2080, 2192, 2240, 2366, 2704, 2740, 2912, 3380, 3562, 3640, 3836, 4160, 4384, 4732, 4795, 5408, 5480, 5824, 5915, 6760, 7124, 7280, 7672, 8768, 8905, 9464, 9590, 10816, 10960, 11830, 12467, 13520, 14248, 14560, 15344, 17810, 18928, 19180, 21920, 23153, 23660, 24934, 27040, 28496, 29120, 30688, 35620, 37856, 38360, 43840, 46306, 47320, 49868, 54080, 56992, 61376, 62335, 71240, 75712, 76720, 92612, 94640, 99736, 113984, 115765, 124670, 142480, 153440, 162071, 185224, 189280, 199472, 231530, 249340, 284960, 306880, 324142, 370448, 378560, 398944, 463060, 498680, 569920, 648284, 740896, 797888, 810355, 926120, 997360, 1296568, 1481792, 1620710, 1852240, 1994720, 2593136, 3241420, 3704480, 3989440, 5186272, 6482840, 7408960, 10372544, 12965680, 25931360, 51862720]

約数ペア:

[(1, 51862720), (2, 25931360), (4, 12965680), (5, 10372544), (7, 7408960), (8, 6482840), (10, 5186272), (13, 3989440), (14, 3704480), (16, 3241420), (20, 2593136), (26, 1994720), (28, 1852240), (32, 1620710), (35, 1481792), (40, 1296568), (52, 997360), (56, 926120), (64, 810355), (65, 797888), (70, 740896), (80, 648284), (91, 569920), (104, 498680), (112, 463060), (130, 398944), (137, 378560), (140, 370448), (160, 324142), (169, 306880), (182, 284960), (208, 249340), (224, 231530), (260, 199472), (274, 189280), (280, 185224), (320, 162071), (338, 153440), (364, 142480), (416, 124670), (448, 115765), (455, 113984), (520, 99736), (548, 94640), (560, 92612), (676, 76720), (685, 75712), (728, 71240), (832, 62335), (845, 61376), (910, 56992), (959, 54080), (1040, 49868), (1096, 47320), (1120, 46306), (1183, 43840), (1352, 38360), (1370, 37856), (1456, 35620), (1690, 30688), (1781, 29120), (1820, 28496), (1918, 27040), (2080, 24934), (2192, 23660), (2240, 23153), (2366, 21920), (2704, 19180), (2740, 18928), (2912, 17810), (3380, 15344), (3562, 14560), (3640, 14248), (3836, 13520), (4160, 12467), (4384, 11830), (4732, 10960), (4795, 10816), (5408, 9590), (5480, 9464), (5824, 8905), (5915, 8768), (6760, 7672), (7124, 7280)]