81401718528

素因数分解:

$2^8\times 3^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:283

約数の個数: 864

約数和(自身を含む): 287987761152

約数和(自身を除く): 206586042624

約数列:

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73344, 75888, 76973, 77376, 77928, 79456, 80352, 82212, 82512, 84422, 84864, 85374, 87048, 87669, 88128, 89388, 89856, 92826, 94736, 95472, 97929, 100657, 101088, 101184, 103168, 103904, 106578, 107136, 107406, 109616, 110016, 113832, 116064, 116892, 117504, 119184, 120528, 123318, 123768, 126633, 127296, 128061, 130572, 132192, 134082, 134784, 134912, 142104, 143208, 146688, 151776, 153946, 154752, 155856, 158912, 159867, 160704, 164424, 165024, 168844, 169728, 170748, 174096, 175338, 176256, 178776, 184977, 185652, 189472, 190944, 195858, 201123, 201314, 202176, 202368, 207808, 213156, 214272, 214812, 219232, 220032, 227664, 230919, 232128, 233784, 238368, 241056, 246636, 247536, 253266, 254592, 256122, 261144, 263007, 264384, 268164, 269568, 284208, 286416, 301971, 303552, 307892, 309504, 311712, 317824, 319734, 321408, 328848, 330048, 337688, 341496, 348192, 350676, 352512, 357552, 369954, 371304, 378944, 379899, 381888, 391716, 402246, 402628, 404352, 404736, 415616, 426312, 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2279394, 2291328, 2413476, 2415768, 2463136, 2493696, 2557872, 2617082, 2630784, 2701504, 2717739, 2731968, 2771028, 2785536, 2805408, 2860416, 2877606, 2959632, 2970432, 3039192, 3133728, 3156084, 3217968, 3221024, 3329586, 3410496, 3419091, 3436992, 3623652, 3642624, 3694704, 3740544, 3836808, 3925623, 3946176, 3960576, 4052256, 4097952, 4156542, 4178304, 4208112, 4290624, 4439448, 4547328, 4558788, 4582656, 4826952, 4831536, 4926272, 5115744, 5234164, 5261568, 5403008, 5435478, 5463936, 5542056, 5610816, 5720832, 5755212, 5919264, 5940864, 6078384, 6234813, 6267456, 6312168, 6435936, 6442048, 6659172, 6820992, 6838182, 6873984, 7247304, 7389408, 7481088, 7673616, 7851246, 7892352, 8104512, 8153217, 8195904, 8313084, 8356608, 8416224, 8581248, 8878896, 9117576, 9653904, 9663072, 9852544, 10231488, 10257273, 10468328, 10806016, 10870956, 10927872, 11084112, 11221632, 11510424, 11776869, 11838528, 11881728, 12156768, 12469626, 12534912, 12624336, 12871872, 12884096, 13318344, 13641984, 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約数ペア:

[(1, 81401718528), (2, 40700859264), (3, 27133906176), (4, 20350429632), (6, 13566953088), (8, 10175214816), (9, 9044635392), (12, 6783476544), (13, 6261670656), (16, 5087607408), (17, 4788336384), (18, 4522317696), (24, 3391738272), (26, 3130835328), (27, 3014878464), (31, 2625861888), (32, 2543803704), (34, 2394168192), (36, 2261158848), (39, 2087223552), (48, 1695869136), (51, 1596112128), (52, 1565417664), (54, 1507439232), (62, 1312930944), (64, 1271901852), (68, 1197084096), (72, 1130579424), (78, 1043611776), (81, 1004959488), (93, 875287296), (96, 847934568), (102, 798056064), (104, 782708832), (108, 753719616), (117, 695741184), (124, 656465472), (128, 635950926), (136, 598542048), (144, 565289712), (153, 532037376), (156, 521805888), (162, 502479744), (186, 437643648), (191, 426187008), (192, 423967284), (204, 399028032), (208, 391354416), (216, 376859808), (221, 368333568), (234, 347870592), (243, 334986496), (248, 328232736), (256, 317975463), (272, 299271024), (279, 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(13392, 6078384), (13702, 5940864), (13752, 5919264), (14144, 5755212), (14229, 5720832), (14508, 5610816), (14688, 5542056), (14898, 5463936), (14976, 5435478), (15066, 5403008), (15471, 5261568), (15552, 5234164), (15912, 5115744), (16524, 4926272), (16848, 4831536), (16864, 4826952), (17763, 4582656), (17856, 4558788), (17901, 4547328), (18336, 4439448), (18972, 4290624), (19344, 4208112), (19482, 4178304), (19584, 4156542), (19864, 4097952), (20088, 4052256), (20553, 3960576), (20628, 3946176), (20736, 3925623), (21216, 3836808), (21762, 3740544), (22032, 3694704), (22347, 3642624), (22464, 3623652), (23684, 3436992), (23808, 3419091), (23868, 3410496), (24448, 3329586), (25272, 3221024), (25296, 3217968), (25792, 3156084), (25976, 3133728), (26784, 3039192), (27404, 2970432), (27504, 2959632), (28288, 2877606), (28458, 2860416), (29016, 2805408), (29223, 2785536), (29376, 2771028), (29796, 2731968), (29952, 2717739), (30132, 2701504), (30942, 2630784), (31104, 2617082), (31824, 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(73344, 1109862), (75888, 1072656), (76973, 1057536), (77376, 1052028), (77928, 1044576), (79456, 1024488), (80352, 1013064), (82212, 990144), (82512, 986544), (84422, 964224), (84864, 959202), (85374, 953472), (87048, 935136), (87669, 928512), (88128, 923676), (89388, 910656), (89856, 905913), (92826, 876928), (94736, 859248), (95472, 852624), (97929, 831232), (100657, 808704), (101088, 805256), (101184, 804492), (103168, 789021), (103904, 783432), (106578, 763776), (107136, 759798), (107406, 757888), (109616, 742608), (110016, 739908), (113832, 715104), (116064, 701352), (116892, 696384), (117504, 692757), (119184, 682992), (120528, 675376), (123318, 660096), (123768, 657696), (126633, 642816), (127296, 639468), (128061, 635648), (130572, 623424), (132192, 615784), (134082, 607104), (134784, 603942), (134912, 603369), (142104, 572832), (143208, 568416), (146688, 554931), (151776, 536328), (153946, 528768), (154752, 526014), (155856, 522288), (158912, 512244), (159867, 509184), (160704, 506532), (164424, 495072), (165024, 493272), (168844, 482112), (169728, 479601), (170748, 476736), (174096, 467568), (175338, 464256), (176256, 461838), (178776, 455328), (184977, 440064), (185652, 438464), (189472, 429624), (190944, 426312), (195858, 415616), (201123, 404736), (201314, 404352), (202176, 402628), (202368, 402246), (207808, 391716), (213156, 381888), (214272, 379899), (214812, 378944), (219232, 371304), (220032, 369954), (227664, 357552), (230919, 352512), (232128, 350676), (233784, 348192), (238368, 341496), (241056, 337688), (246636, 330048), (247536, 328848), (253266, 321408), (254592, 319734), (256122, 317824), (261144, 311712), (263007, 309504), (264384, 307892), (268164, 303552), (269568, 301971), (284208, 286416)]