7980800

素因数分解:

$2^8\times 5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:98

約数の個数: 108

約数和(自身を含む): 20910120

約数和(自身を除く): 12929320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 43, 50, 58, 64, 80, 86, 100, 116, 128, 145, 160, 172, 200, 215, 232, 256, 290, 320, 344, 400, 430, 464, 580, 640, 688, 725, 800, 860, 928, 1075, 1160, 1247, 1280, 1376, 1450, 1600, 1720, 1856, 2150, 2320, 2494, 2752, 2900, 3200, 3440, 3712, 4300, 4640, 4988, 5504, 5800, 6235, 6400, 6880, 7424, 8600, 9280, 9976, 11008, 11600, 12470, 13760, 17200, 18560, 19952, 23200, 24940, 27520, 31175, 34400, 37120, 39904, 46400, 49880, 55040, 62350, 68800, 79808, 92800, 99760, 124700, 137600, 159616, 185600, 199520, 249400, 275200, 319232, 399040, 498800, 798080, 997600, 1596160, 1995200, 3990400, 7980800]

約数ペア:

[(1, 7980800), (2, 3990400), (4, 1995200), (5, 1596160), (8, 997600), (10, 798080), (16, 498800), (20, 399040), (25, 319232), (29, 275200), (32, 249400), (40, 199520), (43, 185600), (50, 159616), (58, 137600), (64, 124700), (80, 99760), (86, 92800), (100, 79808), (116, 68800), (128, 62350), (145, 55040), (160, 49880), (172, 46400), (200, 39904), (215, 37120), (232, 34400), (256, 31175), (290, 27520), (320, 24940), (344, 23200), (400, 19952), (430, 18560), (464, 17200), (580, 13760), (640, 12470), (688, 11600), (725, 11008), (800, 9976), (860, 9280), (928, 8600), (1075, 7424), (1160, 6880), (1247, 6400), (1280, 6235), (1376, 5800), (1450, 5504), (1600, 4988), (1720, 4640), (1856, 4300), (2150, 3712), (2320, 3440), (2494, 3200), (2752, 2900)]