84830000

素因数分解:

$2^4\times 5^4\times {\mathrm{17}}^1\times {\mathrm{499}}^1$

素因数の和:544

約数の個数: 100

約数和(自身を含む): 217899000

約数和(自身を除く): 133069000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 125, 136, 170, 200, 250, 272, 340, 400, 425, 499, 500, 625, 680, 850, 998, 1000, 1250, 1360, 1700, 1996, 2000, 2125, 2495, 2500, 3400, 3992, 4250, 4990, 5000, 6800, 7984, 8483, 8500, 9980, 10000, 10625, 12475, 16966, 17000, 19960, 21250, 24950, 33932, 34000, 39920, 42415, 42500, 49900, 62375, 67864, 84830, 85000, 99800, 124750, 135728, 169660, 170000, 199600, 212075, 249500, 311875, 339320, 424150, 499000, 623750, 678640, 848300, 998000, 1060375, 1247500, 1696600, 2120750, 2495000, 3393200, 4241500, 4990000, 5301875, 8483000, 10603750, 16966000, 21207500, 42415000, 84830000]

約数ペア:

[(1, 84830000), (2, 42415000), (4, 21207500), (5, 16966000), (8, 10603750), (10, 8483000), (16, 5301875), (17, 4990000), (20, 4241500), (25, 3393200), (34, 2495000), (40, 2120750), (50, 1696600), (68, 1247500), (80, 1060375), (85, 998000), (100, 848300), (125, 678640), (136, 623750), (170, 499000), (200, 424150), (250, 339320), (272, 311875), (340, 249500), (400, 212075), (425, 199600), (499, 170000), (500, 169660), (625, 135728), (680, 124750), (850, 99800), (998, 85000), (1000, 84830), (1250, 67864), (1360, 62375), (1700, 49900), (1996, 42500), (2000, 42415), (2125, 39920), (2495, 34000), (2500, 33932), (3400, 24950), (3992, 21250), (4250, 19960), (4990, 17000), (5000, 16966), (6800, 12475), (7984, 10625), (8483, 10000), (8500, 9980)]