67768000

素因数分解:

$2^6\times 5^3\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:267

約数の個数: 112

約数和(自身を含む): 172602144

約数和(自身を除く): 104834144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 100, 125, 160, 172, 197, 200, 215, 250, 320, 344, 394, 400, 430, 500, 688, 788, 800, 860, 985, 1000, 1075, 1376, 1576, 1600, 1720, 1970, 2000, 2150, 2752, 3152, 3440, 3940, 4000, 4300, 4925, 5375, 6304, 6880, 7880, 8000, 8471, 8600, 9850, 10750, 12608, 13760, 15760, 16942, 17200, 19700, 21500, 24625, 31520, 33884, 34400, 39400, 42355, 43000, 49250, 63040, 67768, 68800, 78800, 84710, 86000, 98500, 135536, 157600, 169420, 172000, 197000, 211775, 271072, 315200, 338840, 344000, 394000, 423550, 542144, 677680, 788000, 847100, 1058875, 1355360, 1576000, 1694200, 2117750, 2710720, 3388400, 4235500, 6776800, 8471000, 13553600, 16942000, 33884000, 67768000]

約数ペア:

[(1, 67768000), (2, 33884000), (4, 16942000), (5, 13553600), (8, 8471000), (10, 6776800), (16, 4235500), (20, 3388400), (25, 2710720), (32, 2117750), (40, 1694200), (43, 1576000), (50, 1355360), (64, 1058875), (80, 847100), (86, 788000), (100, 677680), (125, 542144), (160, 423550), (172, 394000), (197, 344000), (200, 338840), (215, 315200), (250, 271072), (320, 211775), (344, 197000), (394, 172000), (400, 169420), (430, 157600), (500, 135536), (688, 98500), (788, 86000), (800, 84710), (860, 78800), (985, 68800), (1000, 67768), (1075, 63040), (1376, 49250), (1576, 43000), (1600, 42355), (1720, 39400), (1970, 34400), (2000, 33884), (2150, 31520), (2752, 24625), (3152, 21500), (3440, 19700), (3940, 17200), (4000, 16942), (4300, 15760), (4925, 13760), (5375, 12608), (6304, 10750), (6880, 9850), (7880, 8600), (8000, 8471)]