%0 Journal Article %A William D. Banks %A Florian Luca %T Nonaliquots and Robbins numbers %J Colloquium Mathematicum %D 2005 %P 27-32 %V 103 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm103-1-4/ %R 10.4064/cm103-1-4 %G en %F 10_4064_cm103_1_4