We say that a positive integer k is nice if there is a positive integer n having exactly k positive
divisors d1, . . . , dk such that di ≠ dj (mod k + 1) for all i ≠ j. Find all nice numbers
Correct Solutions by,
- Toshihiro Shimizu Kawasaki, Japan
- Emre Bektaş Boğaziçi University
- Taner Erdem Akyıldız Özel İzmir Bahçeşehir 50.Yıl Fen ve Teknoloji Lisesi
- Mehmet Çağatay Ünlü İstanbul Atatürk Fen Lisesi
- Mümtaz Ulaş Keskin Erciyez University
- Mertcan Duru Özel İzmir Bahçeşehir 50.Yıl Fen ve Teknoloji Lisesi
- Hamza Akdeniz Bilkent University
- Roger Bengtsson Lund, Sweden
- Halit İsa Koç İstanbul Technical University
- Magnus Jakobsson Lund, Sweden
- Choi Min Kyu South Korea
- Hamza Alaberdiyew
- Arda Karahan Trabzon Fen Lisesi
Solution: 2410a.pdf (bilkent.edu.tr)