Proper divisors: Difference between revisions

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=={{header|Oforth}}==
=={{header|Oforth}}==


<lang Oforth>Integer method: properDivs { seq(self 1 - ) filter(#[ self swap rem 0 == ]) }
<lang Oforth>Integer method: properDivs { seq(self 2 / ) filter(#[ self swap rem 0 == ]) }


10 seq apply(#[ dup print " : " print properDivs println ])
10 seq apply(#[ dup print " : " print properDivs println ])