Geodesic
On the gcd-sum function
Journal of integer sequences, Tome 11 (2008) no. 2.

Voir la notice de l'article provenant de la source Electronic Library of Mathematics

Summary: In this paper we give a unified asymptotic formula for the partial gcd-sum function. We also study the mean-square of the error in the asymptotic formula.
Classification : 11N37, 11M06
Keywords: gcd-sum function, Dirichlet divisor problem, mean square estimate 
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Tanigawa, Yoshio; Zhai, Wenguang. On the gcd-sum function. Journal of integer sequences, Tome 11 (2008) no. 2. http://geodesic.mathdoc.fr/item/JIS_2008__11_2_a5/