About the Number

131634980

131634979 ← → 131634981

2進数表記:111110110001001011100100100

漢数字表記:一億三千百六十三万四千九百八十

素因数分解:

2 2 × 5 1 × 23 1 × 286163 1

素因数の和:286195
約数の個数: 24
約数和(自身を含む): 288453312
約数和(自身を除く): 156818332

約数列:
[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 286163, 572326, 1144652, 1430815, 2861630, 5723260, 6581749, 13163498, 26326996, 32908745, 65817490, 131634980]

約数ペア:
[(1, 131634980), (2, 65817490), (4, 32908745), (5, 26326996), (10, 13163498), (20, 6581749), (23, 5723260), (46, 2861630), (92, 1430815), (115, 1144652), (230, 572326), (460, 286163)]

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