66399200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:265

約数の個数: 144

約数和(自身を含む): 188987904

約数和(自身を除く): 122588704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 71, 80, 100, 112, 140, 142, 160, 167, 175, 200, 224, 280, 284, 334, 350, 355, 400, 497, 560, 568, 668, 700, 710, 800, 835, 994, 1120, 1136, 1169, 1336, 1400, 1420, 1670, 1775, 1988, 2272, 2338, 2485, 2672, 2800, 2840, 3340, 3550, 3976, 4175, 4676, 4970, 5344, 5600, 5680, 5845, 6680, 7100, 7952, 8350, 9352, 9940, 11360, 11690, 11857, 12425, 13360, 14200, 15904, 16700, 18704, 19880, 23380, 23714, 24850, 26720, 28400, 29225, 33400, 37408, 39760, 46760, 47428, 49700, 56800, 58450, 59285, 66800, 79520, 82999, 93520, 94856, 99400, 116900, 118570, 133600, 165998, 187040, 189712, 198800, 233800, 237140, 296425, 331996, 379424, 397600, 414995, 467600, 474280, 592850, 663992, 829990, 935200, 948560, 1185700, 1327984, 1659980, 1897120, 2074975, 2371400, 2655968, 3319960, 4149950, 4742800, 6639920, 8299900, 9485600, 13279840, 16599800, 33199600, 66399200]

約数ペア:

[(1, 66399200), (2, 33199600), (4, 16599800), (5, 13279840), (7, 9485600), (8, 8299900), (10, 6639920), (14, 4742800), (16, 4149950), (20, 3319960), (25, 2655968), (28, 2371400), (32, 2074975), (35, 1897120), (40, 1659980), (50, 1327984), (56, 1185700), (70, 948560), (71, 935200), (80, 829990), (100, 663992), (112, 592850), (140, 474280), (142, 467600), (160, 414995), (167, 397600), (175, 379424), (200, 331996), (224, 296425), (280, 237140), (284, 233800), (334, 198800), (350, 189712), (355, 187040), (400, 165998), (497, 133600), (560, 118570), (568, 116900), (668, 99400), (700, 94856), (710, 93520), (800, 82999), (835, 79520), (994, 66800), (1120, 59285), (1136, 58450), (1169, 56800), (1336, 49700), (1400, 47428), (1420, 46760), (1670, 39760), (1775, 37408), (1988, 33400), (2272, 29225), (2338, 28400), (2485, 26720), (2672, 24850), (2800, 23714), (2840, 23380), (3340, 19880), (3550, 18704), (3976, 16700), (4175, 15904), (4676, 14200), (4970, 13360), (5344, 12425), (5600, 11857), (5680, 11690), (5845, 11360), (6680, 9940), (7100, 9352), (7952, 8350)]