Initial data commit

Task/Tau-function/Perl/tau-function.pl

@@ -0,0 +1,10 @@
+use strict;
+use warnings;
+use feature 'say';
+use ntheory 'divisors';
+
+my @x;
+push @x, scalar divisors($_) for 1..100;
+
+say "Tau function - first 100:\n" .
+    ((sprintf "@{['%4d' x 100]}", @x[0..100-1]) =~ s/(.{80})/$1\n/gr);