
In this paper we obtain an asymptotic expression for the number of ways of writing an integer N as a sum of k products of l factors, valid for k ≥ 3 k \geq 3 and l ≥ 2 l \geq 2 . The proof is an application of the Hardy-Littlewood method, and uses recent results from the divisor problem for arithmetic progressions.
Hardy-Littlewood method, asymptotic formula, Representation problems, additive divisor problem, divisor problems for arithmetic progressions, representation of integers as sums of products, Applications of the Hardy-Littlewood method
Hardy-Littlewood method, asymptotic formula, Representation problems, additive divisor problem, divisor problems for arithmetic progressions, representation of integers as sums of products, Applications of the Hardy-Littlewood method
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