80700256

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 206324496

約数和(自身を除く): 125624240

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 37, 49, 52, 56, 74, 91, 98, 104, 107, 112, 148, 182, 196, 208, 214, 224, 259, 296, 364, 392, 416, 428, 481, 518, 592, 637, 728, 749, 784, 856, 962, 1036, 1184, 1274, 1391, 1456, 1498, 1568, 1712, 1813, 1924, 2072, 2548, 2782, 2912, 2996, 3367, 3424, 3626, 3848, 3959, 4144, 5096, 5243, 5564, 5992, 6734, 7252, 7696, 7918, 8288, 9737, 10192, 10486, 11128, 11984, 13468, 14504, 15392, 15836, 19474, 20384, 20972, 22256, 23569, 23968, 26936, 27713, 29008, 31672, 38948, 41944, 44512, 47138, 51467, 53872, 55426, 58016, 63344, 68159, 77896, 83888, 94276, 102934, 107744, 110852, 126688, 136318, 155792, 167776, 188552, 193991, 205868, 221704, 272636, 311584, 360269, 377104, 387982, 411736, 443408, 545272, 720538, 754208, 775964, 823472, 886816, 1090544, 1441076, 1551928, 1646944, 2181088, 2521883, 2882152, 3103856, 5043766, 5764304, 6207712, 10087532, 11528608, 20175064, 40350128, 80700256]

約数ペア:

[(1, 80700256), (2, 40350128), (4, 20175064), (7, 11528608), (8, 10087532), (13, 6207712), (14, 5764304), (16, 5043766), (26, 3103856), (28, 2882152), (32, 2521883), (37, 2181088), (49, 1646944), (52, 1551928), (56, 1441076), (74, 1090544), (91, 886816), (98, 823472), (104, 775964), (107, 754208), (112, 720538), (148, 545272), (182, 443408), (196, 411736), (208, 387982), (214, 377104), (224, 360269), (259, 311584), (296, 272636), (364, 221704), (392, 205868), (416, 193991), (428, 188552), (481, 167776), (518, 155792), (592, 136318), (637, 126688), (728, 110852), (749, 107744), (784, 102934), (856, 94276), (962, 83888), (1036, 77896), (1184, 68159), (1274, 63344), (1391, 58016), (1456, 55426), (1498, 53872), (1568, 51467), (1712, 47138), (1813, 44512), (1924, 41944), (2072, 38948), (2548, 31672), (2782, 29008), (2912, 27713), (2996, 26936), (3367, 23968), (3424, 23569), (3626, 22256), (3848, 20972), (3959, 20384), (4144, 19474), (5096, 15836), (5243, 15392), (5564, 14504), (5992, 13468), (6734, 11984), (7252, 11128), (7696, 10486), (7918, 10192), (8288, 9737)]