A018342 Divisors of 225.

1, 3, 5, 9, 15, 25, 45, 75, 225

Offset

1,2

Comments

Note that 1 + 3 + 5 + 9 + 15 + 25 + 45 + 75 = 178, which means that 225 is a deficient square number (A063735). - Alonso del Arte, Sep 25 2017

Links

Table of n, a(n) for n=1..9.

Index entries for sequences related to divisors of numbers

Mathematica

Divisors[225] (* Alonso del Arte, Aug 28 2017 *)

Prog

(PARI) divisors(225) \\ Charles R Greathouse IV, Jun 22 2017

Crossrefs

Cf. A018260 (of 45), A018272 (of 75).

Sequence in context: A298340 A061969 A034084 * A029485 A291153 A147087

Adjacent sequences: A018339 A018340 A018341 * A018343 A018344 A018345

Keyword

nonn,fini,full,easy

Author

N. J. A. Sloane

Status

approved