About the Number

81009960

81009959 ← → 81009961

2進数表記:100110101000001110100101000

漢数字表記:八千百万九千九百六十

素因数分解:

2 3 × 3 1 × 5 1 × 675083 1

素因数の和:675097
約数の個数: 32
約数和(自身を含む): 243030240
約数和(自身を除く): 162020280

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 675083, 1350166, 2025249, 2700332, 3375415, 4050498, 5400664, 6750830, 8100996, 10126245, 13501660, 16201992, 20252490, 27003320, 40504980, 81009960]

約数ペア:
[(1, 81009960), (2, 40504980), (3, 27003320), (4, 20252490), (5, 16201992), (6, 13501660), (8, 10126245), (10, 8100996), (12, 6750830), (15, 5400664), (20, 4050498), (24, 3375415), (30, 2700332), (40, 2025249), (60, 1350166), (120, 675083)]

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