About the Number

131310970

131310969 ← → 131310971

2進数表記:111110100111010010101111010

漢数字表記:一億三千百三十一万九百七十

素因数分解:

2 1 × 5 1 × 7 1 × 719 1 × 2609 1

素因数の和:3342
約数の個数: 32
約数和(自身を含む): 270604800
約数和(自身を除く): 139293830

約数列:
[1, 2, 5, 7, 10, 14, 35, 70, 719, 1438, 2609, 3595, 5033, 5218, 7190, 10066, 13045, 18263, 25165, 26090, 36526, 50330, 91315, 182630, 1875871, 3751742, 9379355, 13131097, 18758710, 26262194, 65655485, 131310970]

約数ペア:
[(1, 131310970), (2, 65655485), (5, 26262194), (7, 18758710), (10, 13131097), (14, 9379355), (35, 3751742), (70, 1875871), (719, 182630), (1438, 91315), (2609, 50330), (3595, 36526), (5033, 26090), (5218, 25165), (7190, 18263), (10066, 13045)]

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