A048255 Integers whose sum of divisors is 6^5 = 7776.

3210, 3498, 3710, 3882, 3910, 4310, 4922, 4982, 5182, 5457, 5885, 6035, 6095, 6307, 6797, 7117, 7327, 7597

Offset

1,1

Comments

Sequence has A048253(5)=18 terms from A048251(5)=3210 to A048252(5)=7597. - Ray Chandler

Links

Table of n, a(n) for n=1..18.

Formula

A048255 = { n | A000203(n)=6^5 }. - M. F. Hasler, Dec 09 2009

Example

Divisors of 7597 are {1,71,107,7597}, whose sum is 7776, so 7597 is in the sequence.

Mathematica

Select[Range[7600], DivisorSigma[1, #]==7776&] (* Harvey P. Dale, Jun 04 2016 *)

Prog

(PARI) for(i=1, t=6^5, sigma(i)==t & print1(i", ")) \\ M. F. Hasler, Dec 09 2009

Crossrefs

Cf. A006532, A020477, A019422, A019423, A018427, A048251-A048256.

Sequence in context: A054036 A236252 A232262 * A303995 A091329 A261241

Adjacent sequences: A048252 A048253 A048254 * A048256 A048257 A048258

Keyword

nonn,fini,full

Author

Labos Elemer

Extensions

Minor edits, keywords added, and values checked with given PARI code by M. F. Hasler, Dec 09 2009

Status

approved