About the Number

87132080

87132079 ← → 87132081

2進数表記:101001100011000011110110000

漢数字表記:八千七百十三万二千八十

素因数分解:

2 4 × 5 1 × 7 1 × 155593 1

素因数の和:155613
約数の個数: 40
約数和(自身を含む): 231523872
約数和(自身を除く): 144391792

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 155593, 311186, 622372, 777965, 1089151, 1244744, 1555930, 2178302, 2489488, 3111860, 4356604, 5445755, 6223720, 8713208, 10891510, 12447440, 17426416, 21783020, 43566040, 87132080]

約数ペア:
[(1, 87132080), (2, 43566040), (4, 21783020), (5, 17426416), (7, 12447440), (8, 10891510), (10, 8713208), (14, 6223720), (16, 5445755), (20, 4356604), (28, 3111860), (35, 2489488), (40, 2178302), (56, 1555930), (70, 1244744), (80, 1089151), (112, 777965), (140, 622372), (280, 311186), (560, 155593)]

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