99875000

素因数分解:

$2^3\times 5^6\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:100

約数の個数: 112

約数和(自身を含む): 253121760

約数和(自身を除く): 153246760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 47, 50, 68, 85, 94, 100, 125, 136, 170, 188, 200, 235, 250, 340, 376, 425, 470, 500, 625, 680, 799, 850, 940, 1000, 1175, 1250, 1598, 1700, 1880, 2125, 2350, 2500, 3125, 3196, 3400, 3995, 4250, 4700, 5000, 5875, 6250, 6392, 7990, 8500, 9400, 10625, 11750, 12500, 15625, 15980, 17000, 19975, 21250, 23500, 25000, 29375, 31250, 31960, 39950, 42500, 47000, 53125, 58750, 62500, 79900, 85000, 99875, 106250, 117500, 125000, 146875, 159800, 199750, 212500, 235000, 265625, 293750, 399500, 425000, 499375, 531250, 587500, 734375, 799000, 998750, 1062500, 1175000, 1468750, 1997500, 2125000, 2496875, 2937500, 3995000, 4993750, 5875000, 9987500, 12484375, 19975000, 24968750, 49937500, 99875000]

約数ペア:

[(1, 99875000), (2, 49937500), (4, 24968750), (5, 19975000), (8, 12484375), (10, 9987500), (17, 5875000), (20, 4993750), (25, 3995000), (34, 2937500), (40, 2496875), (47, 2125000), (50, 1997500), (68, 1468750), (85, 1175000), (94, 1062500), (100, 998750), (125, 799000), (136, 734375), (170, 587500), (188, 531250), (200, 499375), (235, 425000), (250, 399500), (340, 293750), (376, 265625), (425, 235000), (470, 212500), (500, 199750), (625, 159800), (680, 146875), (799, 125000), (850, 117500), (940, 106250), (1000, 99875), (1175, 85000), (1250, 79900), (1598, 62500), (1700, 58750), (1880, 53125), (2125, 47000), (2350, 42500), (2500, 39950), (3125, 31960), (3196, 31250), (3400, 29375), (3995, 25000), (4250, 23500), (4700, 21250), (5000, 19975), (5875, 17000), (6250, 15980), (6392, 15625), (7990, 12500), (8500, 11750), (9400, 10625)]