102998000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{1051}}^1$

素因数の和:1088

約数の個数: 120

約数和(自身を含む): 289985904

約数和(自身を除く): 186987904

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, 560, 700, 784, 875, 980, 1000, 1051, 1225, 1400, 1750, 1960, 2000, 2102, 2450, 2800, 3500, 3920, 4204, 4900, 5255, 6125, 7000, 7357, 8408, 9800, 10510, 12250, 14000, 14714, 16816, 19600, 21020, 24500, 26275, 29428, 36785, 42040, 49000, 51499, 52550, 58856, 73570, 84080, 98000, 102998, 105100, 117712, 131375, 147140, 183925, 205996, 210200, 257495, 262750, 294280, 367850, 411992, 420400, 514990, 525500, 588560, 735700, 823984, 919625, 1029980, 1051000, 1287475, 1471400, 1839250, 2059960, 2102000, 2574950, 2942800, 3678500, 4119920, 5149900, 6437375, 7357000, 10299800, 12874750, 14714000, 20599600, 25749500, 51499000, 102998000]

約数ペア:

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