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The GCF of 26 and 81 is 1.
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Find HCF of: 52 & 162 78 & 243 130 & 405 182 & 567 52 & 81 26 & 162 78 & 81 26 & 243 130 & 81 26 & 405 182 & 81 26 & 567
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).
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