198520000

素因数分解:

$2^6\times 5^4\times 7^1\times {\mathrm{709}}^1$

素因数の和:748

約数の個数: 140

約数和(自身を含む): 563382160

約数和(自身を除く): 364862160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 280, 320, 350, 400, 448, 500, 560, 625, 700, 709, 800, 875, 1000, 1120, 1250, 1400, 1418, 1600, 1750, 2000, 2240, 2500, 2800, 2836, 3500, 3545, 4000, 4375, 4963, 5000, 5600, 5672, 7000, 7090, 8000, 8750, 9926, 10000, 11200, 11344, 14000, 14180, 17500, 17725, 19852, 20000, 22688, 24815, 28000, 28360, 35000, 35450, 39704, 40000, 45376, 49630, 56000, 56720, 70000, 70900, 79408, 88625, 99260, 113440, 124075, 140000, 141800, 158816, 177250, 198520, 226880, 248150, 280000, 283600, 317632, 354500, 397040, 443125, 496300, 567200, 620375, 709000, 794080, 886250, 992600, 1134400, 1240750, 1418000, 1588160, 1772500, 1985200, 2481500, 2836000, 3101875, 3545000, 3970400, 4963000, 5672000, 6203750, 7090000, 7940800, 9926000, 12407500, 14180000, 19852000, 24815000, 28360000, 39704000, 49630000, 99260000, 198520000]

約数ペア:

[(1, 198520000), (2, 99260000), (4, 49630000), (5, 39704000), (7, 28360000), (8, 24815000), (10, 19852000), (14, 14180000), (16, 12407500), (20, 9926000), (25, 7940800), (28, 7090000), (32, 6203750), (35, 5672000), (40, 4963000), (50, 3970400), (56, 3545000), (64, 3101875), (70, 2836000), (80, 2481500), (100, 1985200), (112, 1772500), (125, 1588160), (140, 1418000), (160, 1240750), (175, 1134400), (200, 992600), (224, 886250), (250, 794080), (280, 709000), (320, 620375), (350, 567200), (400, 496300), (448, 443125), (500, 397040), (560, 354500), (625, 317632), (700, 283600), (709, 280000), (800, 248150), (875, 226880), (1000, 198520), (1120, 177250), (1250, 158816), (1400, 141800), (1418, 140000), (1600, 124075), (1750, 113440), (2000, 99260), (2240, 88625), (2500, 79408), (2800, 70900), (2836, 70000), (3500, 56720), (3545, 56000), (4000, 49630), (4375, 45376), (4963, 40000), (5000, 39704), (5600, 35450), (5672, 35000), (7000, 28360), (7090, 28000), (8000, 24815), (8750, 22688), (9926, 20000), (10000, 19852), (11200, 17725), (11344, 17500), (14000, 14180)]