51254000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{523}}^1$

素因数の和:560

約数の個数: 120

約数和(自身を含む): 144441648

約数和(自身を除く): 93187648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 175, 196, 200, 245, 250, 280, 350, 392, 400, 490, 500, 523, 560, 700, 784, 875, 980, 1000, 1046, 1225, 1400, 1750, 1960, 2000, 2092, 2450, 2615, 2800, 3500, 3661, 3920, 4184, 4900, 5230, 6125, 7000, 7322, 8368, 9800, 10460, 12250, 13075, 14000, 14644, 18305, 19600, 20920, 24500, 25627, 26150, 29288, 36610, 41840, 49000, 51254, 52300, 58576, 65375, 73220, 91525, 98000, 102508, 104600, 128135, 130750, 146440, 183050, 205016, 209200, 256270, 261500, 292880, 366100, 410032, 457625, 512540, 523000, 640675, 732200, 915250, 1025080, 1046000, 1281350, 1464400, 1830500, 2050160, 2562700, 3203375, 3661000, 5125400, 6406750, 7322000, 10250800, 12813500, 25627000, 51254000]

約数ペア:

[(1, 51254000), (2, 25627000), (4, 12813500), (5, 10250800), (7, 7322000), (8, 6406750), (10, 5125400), (14, 3661000), (16, 3203375), (20, 2562700), (25, 2050160), (28, 1830500), (35, 1464400), (40, 1281350), (49, 1046000), (50, 1025080), (56, 915250), (70, 732200), (80, 640675), (98, 523000), (100, 512540), (112, 457625), (125, 410032), (140, 366100), (175, 292880), (196, 261500), (200, 256270), (245, 209200), (250, 205016), (280, 183050), (350, 146440), (392, 130750), (400, 128135), (490, 104600), (500, 102508), (523, 98000), (560, 91525), (700, 73220), (784, 65375), (875, 58576), (980, 52300), (1000, 51254), (1046, 49000), (1225, 41840), (1400, 36610), (1750, 29288), (1960, 26150), (2000, 25627), (2092, 24500), (2450, 20920), (2615, 19600), (2800, 18305), (3500, 14644), (3661, 14000), (3920, 13075), (4184, 12250), (4900, 10460), (5230, 9800), (6125, 8368), (7000, 7322)]