51438240000
domain: N
Appears in sequences
- Numbers k with record values of the ratio d(k)/id(k) between the number of divisors and the number of infinitary divisors.at n=20A335832
- Numbers with a record number of noninfinitary square divisors.at n=25A358263
- Smallest k for which the number of divisors d of k such that A000005(d) = A000005(k/d) is equal to n.at n=21A391603