27748000

素因数分解:

$2^5\times 5^3\times 7^1\times {\mathrm{991}}^1$

素因数の和:1023

約数の個数: 96

約数和(自身を含む): 77995008

約数和(自身を除く): 50247008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 280, 350, 400, 500, 560, 700, 800, 875, 991, 1000, 1120, 1400, 1750, 1982, 2000, 2800, 3500, 3964, 4000, 4955, 5600, 6937, 7000, 7928, 9910, 13874, 14000, 15856, 19820, 24775, 27748, 28000, 31712, 34685, 39640, 49550, 55496, 69370, 79280, 99100, 110992, 123875, 138740, 158560, 173425, 198200, 221984, 247750, 277480, 346850, 396400, 495500, 554960, 693700, 792800, 867125, 991000, 1109920, 1387400, 1734250, 1982000, 2774800, 3468500, 3964000, 5549600, 6937000, 13874000, 27748000]

約数ペア:

[(1, 27748000), (2, 13874000), (4, 6937000), (5, 5549600), (7, 3964000), (8, 3468500), (10, 2774800), (14, 1982000), (16, 1734250), (20, 1387400), (25, 1109920), (28, 991000), (32, 867125), (35, 792800), (40, 693700), (50, 554960), (56, 495500), (70, 396400), (80, 346850), (100, 277480), (112, 247750), (125, 221984), (140, 198200), (160, 173425), (175, 158560), (200, 138740), (224, 123875), (250, 110992), (280, 99100), (350, 79280), (400, 69370), (500, 55496), (560, 49550), (700, 39640), (800, 34685), (875, 31712), (991, 28000), (1000, 27748), (1120, 24775), (1400, 19820), (1750, 15856), (1982, 14000), (2000, 13874), (2800, 9910), (3500, 7928), (3964, 7000), (4000, 6937), (4955, 5600)]