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The factors of...

72= 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, and 72

81= 1, 3, 9, 27, and 81

The Greatest Common Factor= 9

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9y ago
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12y ago

81 does not have two factors like that. -81 has 27 and -3.

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Wiki User

8y ago

The factors of 64 are:

1, 2, 4, 8, 16, 32, 64

The factors of 81 are:

1, 3, 9, 27, 81

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Wiki User

9y ago

1, 2, 3, 4, 6, 8, 12, 24

1, 3, 9, 27, 81

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Wiki User

8y ago

Two of them.

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Wiki User

12y ago

9 x 9 = 81

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Q: What two factors equals 81?
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