%0 Journal Article %A Briggs, Keith %T Abundant numbers and the Riemann hypothesis. %J Experimental mathematics %D 2006 %P 251-256 %V 15 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/EXMA_2006__15_2_226939/ %G en %F EXMA_2006__15_2_226939