About the Number

129771690

129771689 ← → 129771691

2進数表記:111101111000010100010101010

漢数字表記:一億二千九百七十七万千六百九十

素因数分解:

2 1 × 3 1 × 5 1 × 809 1 × 5347 1

素因数の和:6166
約数の個数: 32
約数和(自身を含む): 311895360
約数和(自身を除く): 182123670

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 809, 1618, 2427, 4045, 4854, 5347, 8090, 10694, 12135, 16041, 24270, 26735, 32082, 53470, 80205, 160410, 4325723, 8651446, 12977169, 21628615, 25954338, 43257230, 64885845, 129771690]

約数ペア:
[(1, 129771690), (2, 64885845), (3, 43257230), (5, 25954338), (6, 21628615), (10, 12977169), (15, 8651446), (30, 4325723), (809, 160410), (1618, 80205), (2427, 53470), (4045, 32082), (4854, 26735), (5347, 24270), (8090, 16041), (10694, 12135)]

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