%0 Journal Article %A Paul Pollack %T Powerful amicable numbers %J Colloquium Mathematicum %D 2011 %P 103-123 %V 122 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm122-1-10/ %R 10.4064/cm122-1-10 %G en %F 10_4064_cm122_1_10