5390000

素因数分解:

$2^4\times 5^4\times 7^2\times {\mathrm{11}}^1$

素因数の和:53

約数の個数: 150

約数和(自身を含む): 16560324

約数和(自身を除く): 11170324

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 49, 50, 55, 56, 70, 77, 80, 88, 98, 100, 110, 112, 125, 140, 154, 175, 176, 196, 200, 220, 245, 250, 275, 280, 308, 350, 385, 392, 400, 440, 490, 500, 539, 550, 560, 616, 625, 700, 770, 784, 875, 880, 980, 1000, 1078, 1100, 1225, 1232, 1250, 1375, 1400, 1540, 1750, 1925, 1960, 2000, 2156, 2200, 2450, 2500, 2695, 2750, 2800, 3080, 3500, 3850, 3920, 4312, 4375, 4400, 4900, 5000, 5390, 5500, 6125, 6160, 6875, 7000, 7700, 8624, 8750, 9625, 9800, 10000, 10780, 11000, 12250, 13475, 13750, 14000, 15400, 17500, 19250, 19600, 21560, 22000, 24500, 26950, 27500, 30625, 30800, 35000, 38500, 43120, 48125, 49000, 53900, 55000, 61250, 67375, 70000, 77000, 96250, 98000, 107800, 110000, 122500, 134750, 154000, 192500, 215600, 245000, 269500, 336875, 385000, 490000, 539000, 673750, 770000, 1078000, 1347500, 2695000, 5390000]

約数ペア:

[(1, 5390000), (2, 2695000), (4, 1347500), (5, 1078000), (7, 770000), (8, 673750), (10, 539000), (11, 490000), (14, 385000), (16, 336875), (20, 269500), (22, 245000), (25, 215600), (28, 192500), (35, 154000), (40, 134750), (44, 122500), (49, 110000), (50, 107800), (55, 98000), (56, 96250), (70, 77000), (77, 70000), (80, 67375), (88, 61250), (98, 55000), (100, 53900), (110, 49000), (112, 48125), (125, 43120), (140, 38500), (154, 35000), (175, 30800), (176, 30625), (196, 27500), (200, 26950), (220, 24500), (245, 22000), (250, 21560), (275, 19600), (280, 19250), (308, 17500), (350, 15400), (385, 14000), (392, 13750), (400, 13475), (440, 12250), (490, 11000), (500, 10780), (539, 10000), (550, 9800), (560, 9625), (616, 8750), (625, 8624), (700, 7700), (770, 7000), (784, 6875), (875, 6160), (880, 6125), (980, 5500), (1000, 5390), (1078, 5000), (1100, 4900), (1225, 4400), (1232, 4375), (1250, 4312), (1375, 3920), (1400, 3850), (1540, 3500), (1750, 3080), (1925, 2800), (1960, 2750), (2000, 2695), (2156, 2500), (2200, 2450)]