Journal of Integer Sequences, Vol. 10 (2007), Article 07.9.2

Mean Values of Generalized gcd-sum and lcm-sum Functions

Olivier Bordellès
2, Allée de la Combe
La Boriette
43000 Aiguilhe


We consider a generalization of the gcd-sum function, and obtain its average order with a quasi-optimal error term. We also study the reciprocals of the gcd-sum and lcm-sum functions.

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Received July 2 2007; revised version received August 27 2007. Published in Journal of Integer Sequences, August 27 2007.

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