About the Number

131080266

131080265 ← → 131080267

2進数表記:111110100000010000001001010

漢数字表記:一億三千百八万二百六十六

素因数分解:

2 1 × 3 2 × 23 1 × 479 1 × 661 1

素因数の和:1171
約数の個数: 48
約数和(自身を含む): 297423360
約数和(自身を除く): 166343094

約数列:
[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 479, 661, 958, 1322, 1437, 1983, 2874, 3966, 4311, 5949, 8622, 11017, 11898, 15203, 22034, 30406, 33051, 45609, 66102, 91218, 99153, 136827, 198306, 273654, 316619, 633238, 949857, 1899714, 2849571, 5699142, 7282237, 14564474, 21846711, 43693422, 65540133, 131080266]

約数ペア:
[(1, 131080266), (2, 65540133), (3, 43693422), (6, 21846711), (9, 14564474), (18, 7282237), (23, 5699142), (46, 2849571), (69, 1899714), (138, 949857), (207, 633238), (414, 316619), (479, 273654), (661, 198306), (958, 136827), (1322, 99153), (1437, 91218), (1983, 66102), (2874, 45609), (3966, 33051), (4311, 30406), (5949, 22034), (8622, 15203), (11017, 11898)]

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