About the Number

87130016

87130015 ← → 87130017

2進数表記:101001100010111111110100000

漢数字表記:八千七百十三万十六

素因数分解:

2 5 × 67 1 × 40639 1

素因数の和:40716
約数の個数: 24
約数和(自身を含む): 174101760
約数和(自身を除く): 86971744

約数列:
[1, 2, 4, 8, 16, 32, 67, 134, 268, 536, 1072, 2144, 40639, 81278, 162556, 325112, 650224, 1300448, 2722813, 5445626, 10891252, 21782504, 43565008, 87130016]

約数ペア:
[(1, 87130016), (2, 43565008), (4, 21782504), (8, 10891252), (16, 5445626), (32, 2722813), (67, 1300448), (134, 650224), (268, 325112), (536, 162556), (1072, 81278), (2144, 40639)]

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