13475000

素因数分解:

$2^3\times 5^5\times 7^2\times {\mathrm{11}}^1$

素因数の和:56

約数の個数: 144

約数和(自身を含む): 40075560

約数和(自身を除く): 26600560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 49, 50, 55, 56, 70, 77, 88, 98, 100, 110, 125, 140, 154, 175, 196, 200, 220, 245, 250, 275, 280, 308, 350, 385, 392, 440, 490, 500, 539, 550, 616, 625, 700, 770, 875, 980, 1000, 1078, 1100, 1225, 1250, 1375, 1400, 1540, 1750, 1925, 1960, 2156, 2200, 2450, 2500, 2695, 2750, 3080, 3125, 3500, 3850, 4312, 4375, 4900, 5000, 5390, 5500, 6125, 6250, 6875, 7000, 7700, 8750, 9625, 9800, 10780, 11000, 12250, 12500, 13475, 13750, 15400, 17500, 19250, 21560, 21875, 24500, 25000, 26950, 27500, 30625, 34375, 35000, 38500, 43750, 48125, 49000, 53900, 55000, 61250, 67375, 68750, 77000, 87500, 96250, 107800, 122500, 134750, 137500, 153125, 175000, 192500, 240625, 245000, 269500, 275000, 306250, 336875, 385000, 481250, 539000, 612500, 673750, 962500, 1225000, 1347500, 1684375, 1925000, 2695000, 3368750, 6737500, 13475000]

約数ペア:

[(1, 13475000), (2, 6737500), (4, 3368750), (5, 2695000), (7, 1925000), (8, 1684375), (10, 1347500), (11, 1225000), (14, 962500), (20, 673750), (22, 612500), (25, 539000), (28, 481250), (35, 385000), (40, 336875), (44, 306250), (49, 275000), (50, 269500), (55, 245000), (56, 240625), (70, 192500), (77, 175000), (88, 153125), (98, 137500), (100, 134750), (110, 122500), (125, 107800), (140, 96250), (154, 87500), (175, 77000), (196, 68750), (200, 67375), (220, 61250), (245, 55000), (250, 53900), (275, 49000), (280, 48125), (308, 43750), (350, 38500), (385, 35000), (392, 34375), (440, 30625), (490, 27500), (500, 26950), (539, 25000), (550, 24500), (616, 21875), (625, 21560), (700, 19250), (770, 17500), (875, 15400), (980, 13750), (1000, 13475), (1078, 12500), (1100, 12250), (1225, 11000), (1250, 10780), (1375, 9800), (1400, 9625), (1540, 8750), (1750, 7700), (1925, 7000), (1960, 6875), (2156, 6250), (2200, 6125), (2450, 5500), (2500, 5390), (2695, 5000), (2750, 4900), (3080, 4375), (3125, 4312), (3500, 3850)]