81020203264

素因数分解:

$2^8\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:163

約数の個数: 648

約数和(自身を含む): 233235967104

約数和(自身を除く): 152215763840

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 31, 32, 44, 47, 49, 52, 56, 62, 64, 77, 88, 91, 94, 98, 104, 112, 124, 128, 143, 154, 176, 182, 188, 196, 208, 217, 224, 248, 256, 286, 308, 329, 341, 352, 364, 376, 392, 403, 416, 434, 448, 496, 517, 539, 572, 611, 616, 637, 658, 682, 704, 728, 752, 784, 806, 832, 868, 896, 961, 992, 1001, 1034, 1078, 1144, 1222, 1232, 1274, 1316, 1364, 1408, 1456, 1457, 1504, 1519, 1568, 1612, 1664, 1736, 1792, 1922, 1984, 2002, 2068, 2156, 2288, 2303, 2387, 2444, 2464, 2548, 2632, 2728, 2816, 2821, 2912, 2914, 3008, 3038, 3136, 3224, 3328, 3472, 3619, 3844, 3968, 4004, 4136, 4277, 4312, 4433, 4576, 4606, 4774, 4888, 4928, 5096, 5264, 5456, 5642, 5824, 5828, 6016, 6076, 6272, 6448, 6721, 6727, 6944, 7007, 7238, 7688, 7936, 8008, 8272, 8554, 8624, 8866, 9152, 9212, 9548, 9776, 9856, 10192, 10199, 10528, 10571, 10912, 11284, 11648, 11656, 12032, 12152, 12493, 12544, 12896, 13442, 13454, 13888, 14014, 14476, 15376, 16016, 16027, 16544, 16709, 17108, 17248, 17732, 18304, 18424, 18941, 19096, 19552, 19712, 19747, 20384, 20398, 21056, 21142, 21824, 22568, 23296, 23312, 24304, 24986, 25333, 25792, 26884, 26908, 27776, 28028, 28952, 29939, 30752, 31031, 32032, 32054, 33088, 33418, 34216, 34496, 35464, 36608, 36848, 37882, 38192, 39104, 39494, 40768, 40796, 42112, 42284, 43648, 45136, 45167, 46624, 47047, 47089, 48608, 49972, 50666, 51584, 53768, 53816, 55552, 56056, 57904, 59878, 61504, 62062, 64064, 64108, 66176, 66836, 68432, 68992, 70928, 71393, 73696, 73997, 75764, 76384, 78208, 78988, 81536, 81592, 84224, 84568, 87296, 87451, 90272, 90334, 93248, 94094, 94178, 97216, 99944, 101332, 103168, 107536, 107632, 112112, 112189, 115808, 119756, 123008, 124124, 128128, 128216, 132352, 132587, 133672, 136864, 137423, 137984, 141856, 142786, 147392, 147994, 151528, 152768, 156416, 157976, 163072, 163184, 169136, 174902, 180544, 180668, 186496, 188188, 188356, 194432, 199888, 202664, 208351, 215072, 215264, 217217, 224224, 224378, 231616, 239512, 246016, 248248, 256256, 256432, 265174, 267344, 273728, 274846, 283712, 285572, 294784, 295988, 303056, 305536, 315952, 316169, 326368, 329329, 338272, 349804, 361088, 361336, 372992, 376376, 376712, 388864, 399776, 405328, 416702, 430144, 430528, 434434, 448448, 448756, 463232, 479024, 496496, 496837, 512864, 517979, 530348, 534688, 547456, 549692, 567424, 571144, 587171, 589568, 591976, 606112, 611072, 612157, 631904, 632338, 652736, 658658, 676544, 699608, 722176, 722672, 752752, 753424, 785323, 799552, 810656, 833404, 860288, 861056, 868868, 896896, 897512, 926464, 928109, 958048, 961961, 992992, 993674, 1025728, 1035958, 1060696, 1069376, 1094912, 1099384, 1134848, 1142288, 1174342, 1183952, 1212224, 1224314, 1263808, 1264676, 1305472, 1317316, 1353088, 1399216, 1445344, 1458457, 1505504, 1506848, 1570646, 1599104, 1621312, 1666808, 1720576, 1722112, 1737736, 1793792, 1795024, 1856218, 1916096, 1923922, 1985984, 1987348, 2051456, 2071916, 2121392, 2138752, 2198768, 2213183, 2284576, 2348684, 2367904, 2424448, 2448628, 2527616, 2529352, 2610944, 2634632, 2706176, 2798432, 2890688, 2916914, 3011008, 3013696, 3141292, 3198208, 3242624, 3333616, 3475472, 3477859, 3590048, 3712436, 3832192, 3847844, 3971968, 3974696, 4102912, 4110197, 4143832, 4242784, 4277504, 4397536, 4426366, 4569152, 4697368, 4735808, 4848896, 4897256, 5055232, 5058704, 5269264, 5596864, 5781376, 5833828, 6022016, 6027392, 6282584, 6458881, 6485248, 6667232, 6733727, 6950944, 6955718, 7180096, 7424872, 7664384, 7695688, 7943936, 7949392, 8220394, 8287664, 8485568, 8795072, 8852732, 9138304, 9394736, 9471616, 9794512, 10117408, 10209199, 10538528, 11193728, 11562752, 11667656, 12044032, 12054784, 12565168, 12917762, 13334464, 13467454, 13901888, 13911436, 14360192, 14849744, 15391376, 15898784, 16440788, 16575328, 16971136, 17590144, 17705464, 18276608, 18789472, 18943232, 19589024, 20234816, 20418398, 21077056, 22387456, 23335312, 24345013, 25130336, 25835524, 26668928, 26934908, 27803776, 27822872, 28720384, 28771379, 29699488, 30782752, 31797568, 32881576, 33150656, 33942272, 35180288, 35410928, 37578944, 39178048, 40469632, 40836796, 42154112, 45212167, 46670624, 48690026, 50260672, 51671048, 53337856, 53869816, 55607552, 55645744, 57542758, 59398976, 61565504, 63595136, 65763152, 66301312, 70821856, 75157888, 78356096, 80939264, 81673592, 84308224, 90424334, 93341248, 97380052, 100521344, 103342096, 107739632, 111291488, 115085516, 118797952, 123131008, 127190272, 131526304, 132602624, 141643712, 150315776, 156712192, 163347184, 180848668, 186682496, 194760104, 201042688, 206684192, 215479264, 222582976, 230171032, 237595904, 246262016, 263052608, 283287424, 316485169, 326694368, 361697336, 373364992, 389520208, 413368384, 430958528, 445165952, 460342064, 526105216, 566574848, 632970338, 653388736, 723394672, 779040416, 826736768, 861917056, 890331904, 920684128, 1052210432, 1265940676, 1306777472, 1446789344, 1558080832, 1653473536, 1723834112, 1841368256, 2531881352, 2613554944, 2893578688, 3116161664, 3682736512, 5063762704, 5787157376, 6232323328, 7365473024, 10127525408, 11574314752, 20255050816, 40510101632, 81020203264]

約数ペア:

[(1, 81020203264), (2, 40510101632), (4, 20255050816), (7, 11574314752), (8, 10127525408), (11, 7365473024), (13, 6232323328), (14, 5787157376), (16, 5063762704), (22, 3682736512), (26, 3116161664), (28, 2893578688), (31, 2613554944), (32, 2531881352), (44, 1841368256), (47, 1723834112), (49, 1653473536), (52, 1558080832), (56, 1446789344), (62, 1306777472), (64, 1265940676), (77, 1052210432), (88, 920684128), (91, 890331904), (94, 861917056), (98, 826736768), (104, 779040416), (112, 723394672), (124, 653388736), (128, 632970338), (143, 566574848), (154, 526105216), (176, 460342064), (182, 445165952), (188, 430958528), (196, 413368384), (208, 389520208), (217, 373364992), (224, 361697336), (248, 326694368), (256, 316485169), (286, 283287424), (308, 263052608), (329, 246262016), (341, 237595904), (352, 230171032), (364, 222582976), (376, 215479264), (392, 206684192), (403, 201042688), (416, 194760104), (434, 186682496), (448, 180848668), (496, 163347184), (517, 156712192), (539, 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