205996000

素因数分解:

$2^5\times 5^3\times 7^2\times {\mathrm{1051}}^1$

素因数の和:1090

約数の個数: 144

約数和(自身を含む): 589326192

約数和(自身を除く): 383330192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 160, 175, 196, 200, 224, 245, 250, 280, 350, 392, 400, 490, 500, 560, 700, 784, 800, 875, 980, 1000, 1051, 1120, 1225, 1400, 1568, 1750, 1960, 2000, 2102, 2450, 2800, 3500, 3920, 4000, 4204, 4900, 5255, 5600, 6125, 7000, 7357, 7840, 8408, 9800, 10510, 12250, 14000, 14714, 16816, 19600, 21020, 24500, 26275, 28000, 29428, 33632, 36785, 39200, 42040, 49000, 51499, 52550, 58856, 73570, 84080, 98000, 102998, 105100, 117712, 131375, 147140, 168160, 183925, 196000, 205996, 210200, 235424, 257495, 262750, 294280, 367850, 411992, 420400, 514990, 525500, 588560, 735700, 823984, 840800, 919625, 1029980, 1051000, 1177120, 1287475, 1471400, 1647968, 1839250, 2059960, 2102000, 2574950, 2942800, 3678500, 4119920, 4204000, 5149900, 5885600, 6437375, 7357000, 8239840, 10299800, 12874750, 14714000, 20599600, 25749500, 29428000, 41199200, 51499000, 102998000, 205996000]

約数ペア:

[(1, 205996000), (2, 102998000), (4, 51499000), (5, 41199200), (7, 29428000), (8, 25749500), (10, 20599600), (14, 14714000), (16, 12874750), (20, 10299800), (25, 8239840), (28, 7357000), (32, 6437375), (35, 5885600), (40, 5149900), (49, 4204000), (50, 4119920), (56, 3678500), (70, 2942800), (80, 2574950), (98, 2102000), (100, 2059960), (112, 1839250), (125, 1647968), (140, 1471400), (160, 1287475), (175, 1177120), (196, 1051000), (200, 1029980), (224, 919625), (245, 840800), (250, 823984), (280, 735700), (350, 588560), (392, 525500), (400, 514990), (490, 420400), (500, 411992), (560, 367850), (700, 294280), (784, 262750), (800, 257495), (875, 235424), (980, 210200), (1000, 205996), (1051, 196000), (1120, 183925), (1225, 168160), (1400, 147140), (1568, 131375), (1750, 117712), (1960, 105100), (2000, 102998), (2102, 98000), (2450, 84080), (2800, 73570), (3500, 58856), (3920, 52550), (4000, 51499), (4204, 49000), (4900, 42040), (5255, 39200), (5600, 36785), (6125, 33632), (7000, 29428), (7357, 28000), (7840, 26275), (8408, 24500), (9800, 21020), (10510, 19600), (12250, 16816), (14000, 14714)]