26803840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:250

約数の個数: 128

約数和(自身を含む): 75985920

約数和(自身を除く): 49182080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 193, 217, 224, 248, 280, 310, 320, 386, 434, 448, 496, 560, 620, 640, 772, 868, 896, 965, 992, 1085, 1120, 1240, 1351, 1544, 1736, 1930, 1984, 2170, 2240, 2480, 2702, 3088, 3472, 3860, 3968, 4340, 4480, 4960, 5404, 5983, 6176, 6755, 6944, 7720, 8680, 9920, 10808, 11966, 12352, 13510, 13888, 15440, 17360, 19840, 21616, 23932, 24704, 27020, 27776, 29915, 30880, 34720, 41881, 43232, 47864, 54040, 59830, 61760, 69440, 83762, 86464, 95728, 108080, 119660, 123520, 138880, 167524, 172928, 191456, 209405, 216160, 239320, 335048, 382912, 418810, 432320, 478640, 670096, 765824, 837620, 864640, 957280, 1340192, 1675240, 1914560, 2680384, 3350480, 3829120, 5360768, 6700960, 13401920, 26803840]

約数ペア:

[(1, 26803840), (2, 13401920), (4, 6700960), (5, 5360768), (7, 3829120), (8, 3350480), (10, 2680384), (14, 1914560), (16, 1675240), (20, 1340192), (28, 957280), (31, 864640), (32, 837620), (35, 765824), (40, 670096), (56, 478640), (62, 432320), (64, 418810), (70, 382912), (80, 335048), (112, 239320), (124, 216160), (128, 209405), (140, 191456), (155, 172928), (160, 167524), (193, 138880), (217, 123520), (224, 119660), (248, 108080), (280, 95728), (310, 86464), (320, 83762), (386, 69440), (434, 61760), (448, 59830), (496, 54040), (560, 47864), (620, 43232), (640, 41881), (772, 34720), (868, 30880), (896, 29915), (965, 27776), (992, 27020), (1085, 24704), (1120, 23932), (1240, 21616), (1351, 19840), (1544, 17360), (1736, 15440), (1930, 13888), (1984, 13510), (2170, 12352), (2240, 11966), (2480, 10808), (2702, 9920), (3088, 8680), (3472, 7720), (3860, 6944), (3968, 6755), (4340, 6176), (4480, 5983), (4960, 5404)]