About the Number

80490137

80490136 ← → 80490138

2進数表記:100110011000010111010011001

漢数字表記:八千四十九万百三十七

素因数分解:

7 1 × 13 2 × 19 1 × 3581 1

素因数の和:3633
約数の個数: 24
約数和(自身を含む): 104880960
約数和(自身を除く): 24390823

約数列:
[1, 7, 13, 19, 91, 133, 169, 247, 1183, 1729, 3211, 3581, 22477, 25067, 46553, 68039, 325871, 476273, 605189, 884507, 4236323, 6191549, 11498591, 80490137]

約数ペア:
[(1, 80490137), (7, 11498591), (13, 6191549), (19, 4236323), (91, 884507), (133, 605189), (169, 476273), (247, 325871), (1183, 68039), (1729, 46553), (3211, 25067), (3581, 22477)]

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