5228800

素因数分解:

$2^8\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:88

約数の個数: 108

約数和(自身を含む): 13940080

約数和(自身を除く): 8711280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 43, 50, 64, 76, 80, 86, 95, 100, 128, 152, 160, 172, 190, 200, 215, 256, 304, 320, 344, 380, 400, 430, 475, 608, 640, 688, 760, 800, 817, 860, 950, 1075, 1216, 1280, 1376, 1520, 1600, 1634, 1720, 1900, 2150, 2432, 2752, 3040, 3200, 3268, 3440, 3800, 4085, 4300, 4864, 5504, 6080, 6400, 6536, 6880, 7600, 8170, 8600, 11008, 12160, 13072, 13760, 15200, 16340, 17200, 20425, 24320, 26144, 27520, 30400, 32680, 34400, 40850, 52288, 55040, 60800, 65360, 68800, 81700, 104576, 121600, 130720, 137600, 163400, 209152, 261440, 275200, 326800, 522880, 653600, 1045760, 1307200, 2614400, 5228800]

約数ペア:

[(1, 5228800), (2, 2614400), (4, 1307200), (5, 1045760), (8, 653600), (10, 522880), (16, 326800), (19, 275200), (20, 261440), (25, 209152), (32, 163400), (38, 137600), (40, 130720), (43, 121600), (50, 104576), (64, 81700), (76, 68800), (80, 65360), (86, 60800), (95, 55040), (100, 52288), (128, 40850), (152, 34400), (160, 32680), (172, 30400), (190, 27520), (200, 26144), (215, 24320), (256, 20425), (304, 17200), (320, 16340), (344, 15200), (380, 13760), (400, 13072), (430, 12160), (475, 11008), (608, 8600), (640, 8170), (688, 7600), (760, 6880), (800, 6536), (817, 6400), (860, 6080), (950, 5504), (1075, 4864), (1216, 4300), (1280, 4085), (1376, 3800), (1520, 3440), (1600, 3268), (1634, 3200), (1720, 3040), (1900, 2752), (2150, 2432)]