All of the composite numbers less than 100 have factor pairs.
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what is the number that has three digits less than 140 has7 factor the sum of the digits of the number is less than 9
No single integer satisfies both requests. 80 is the only integer with exactly 5 factor pairs in that range, but it has two prime factors. 64 and 81 have one prime factor but 4 and 3 factor pairs respectively.
It's less than the first number.
1 has one factor.
2 and 7 are prime numbers less than 10 that are factors of 42 and 70.