The prime factors for 70 is 2 x 5 x 7. Put simply, 70 can be expressed as a product of its prime factors that are 2, 5, and 7. Expressing 70 as a product of its divisors 2, 5, and 7 is known as the prime factorization of 70. These prime factors are the building blocks that compose the number 70. By performing the method of prime factorization on 70, we can determine that 2, 5, and 7 are its main factors. In essence, we are breaking down the number 70 into its component fundamental factors. Breaking down the number 70 into its primary divisors 2, 5, and 7 is called the prime factorization of 70. This process we are expressing 70 as a product of its prime factors.