About the Number

131030048

131030047 ← → 131030049

2進数表記:111110011110101110000100000

漢数字表記:一億三千百三万四十八

素因数分解:

2 5 × 317 1 × 12917 1

素因数の和:13244
約数の個数: 24
約数和(自身を含む): 258799212
約数和(自身を除く): 127769164

約数列:
[1, 2, 4, 8, 16, 32, 317, 634, 1268, 2536, 5072, 10144, 12917, 25834, 51668, 103336, 206672, 413344, 4094689, 8189378, 16378756, 32757512, 65515024, 131030048]

約数ペア:
[(1, 131030048), (2, 65515024), (4, 32757512), (8, 16378756), (16, 8189378), (32, 4094689), (317, 413344), (634, 206672), (1268, 103336), (2536, 51668), (5072, 25834), (10144, 12917)]

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