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수학동아 - 폴리매스
본문바로가기
함께 풀고 싶은 문제
창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.
[창의 퍼즐] (OPM) 친화수
뉴＿턴 2019.11.10 23:45 조회 705
문제 푼 사람 0명
공유하기
페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

과연 친화수는 무한개가 있을까요???

(넘 어렵나.........)

이 문제 어떠셨나요?

글쎄요

0

어려워요

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댓글 5
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  •  
    집돌이 페렐만 Lv.9 2019.11.10 23:46

    문제가 짧지만....길다...

    댓글 작성하기 좋아요0 댓글수0
  •  
    K→C≡N Lv.11 2019.11.10 23:53

    맞습니다.

    수가 아무리 커지더라도 친화수의 조건이 나올 수 있습니다.

    댓글 작성하기 좋아요0 댓글수2
    •  
      뉴＿턴 Lv.8 2019.11.10 23:55

      근데 그걸 증명해야합니다. 그렇게 많은 수학자들이 추측을 하고있지만.......증명을 못했다는 사실.....

      좋아요0
    •  
      GUN.007 Lv.11 2019.11.11 02:39

       

      홀수의 개수와 자연수의 개수가 같은 것처럼

      무한이 있을 것 같기는 한데요...

      좋아요0
  •  
    K→C≡N Lv.11 2019.11.11 00:00

    이걸 우리가 할 수 있을까요?

    폴리매스 난제는 수학자들이 고민하다가 포기한 문제 말고 세상에 없던 문제를 푸는 것입니다.

    댓글 작성하기 좋아요0 댓글수0
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