63920000

素因数分解:

$2^7\times 5^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:98

約数の個数: 160

約数和(自身を含む): 172069920

約数和(自身を除く): 108149920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 47, 50, 64, 68, 80, 85, 94, 100, 125, 128, 136, 160, 170, 188, 200, 235, 250, 272, 320, 340, 376, 400, 425, 470, 500, 544, 625, 640, 680, 752, 799, 800, 850, 940, 1000, 1088, 1175, 1250, 1360, 1504, 1598, 1600, 1700, 1880, 2000, 2125, 2176, 2350, 2500, 2720, 3008, 3196, 3200, 3400, 3760, 3995, 4000, 4250, 4700, 5000, 5440, 5875, 6016, 6392, 6800, 7520, 7990, 8000, 8500, 9400, 10000, 10625, 10880, 11750, 12784, 13600, 15040, 15980, 16000, 17000, 18800, 19975, 20000, 21250, 23500, 25568, 27200, 29375, 30080, 31960, 34000, 37600, 39950, 40000, 42500, 47000, 51136, 54400, 58750, 63920, 68000, 75200, 79900, 80000, 85000, 94000, 99875, 102272, 117500, 127840, 136000, 150400, 159800, 170000, 188000, 199750, 235000, 255680, 272000, 319600, 340000, 376000, 399500, 470000, 499375, 511360, 639200, 680000, 752000, 799000, 940000, 998750, 1278400, 1360000, 1598000, 1880000, 1997500, 2556800, 3196000, 3760000, 3995000, 6392000, 7990000, 12784000, 15980000, 31960000, 63920000]

約数ペア:

[(1, 63920000), (2, 31960000), (4, 15980000), (5, 12784000), (8, 7990000), (10, 6392000), (16, 3995000), (17, 3760000), (20, 3196000), (25, 2556800), (32, 1997500), (34, 1880000), (40, 1598000), (47, 1360000), (50, 1278400), (64, 998750), (68, 940000), (80, 799000), (85, 752000), (94, 680000), (100, 639200), (125, 511360), (128, 499375), (136, 470000), (160, 399500), (170, 376000), (188, 340000), (200, 319600), (235, 272000), (250, 255680), (272, 235000), (320, 199750), (340, 188000), (376, 170000), (400, 159800), (425, 150400), (470, 136000), (500, 127840), (544, 117500), (625, 102272), (640, 99875), (680, 94000), (752, 85000), (799, 80000), (800, 79900), (850, 75200), (940, 68000), (1000, 63920), (1088, 58750), (1175, 54400), (1250, 51136), (1360, 47000), (1504, 42500), (1598, 40000), (1600, 39950), (1700, 37600), (1880, 34000), (2000, 31960), (2125, 30080), (2176, 29375), (2350, 27200), (2500, 25568), (2720, 23500), (3008, 21250), (3196, 20000), (3200, 19975), (3400, 18800), (3760, 17000), (3995, 16000), (4000, 15980), (4250, 15040), (4700, 13600), (5000, 12784), (5440, 11750), (5875, 10880), (6016, 10625), (6392, 10000), (6800, 9400), (7520, 8500), (7990, 8000)]