About the Number

129850770

129850769 ← → 129850771

2進数表記:111101111010101110110010010

漢数字表記:一億二千九百八十五万七百七十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 618337 1

素因数の和:618354
約数の個数: 32
約数和(自身を含む): 356162688
約数和(自身を除く): 226311918

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 618337, 1236674, 1855011, 3091685, 3710022, 4328359, 6183370, 8656718, 9275055, 12985077, 18550110, 21641795, 25970154, 43283590, 64925385, 129850770]

約数ペア:
[(1, 129850770), (2, 64925385), (3, 43283590), (5, 25970154), (6, 21641795), (7, 18550110), (10, 12985077), (14, 9275055), (15, 8656718), (21, 6183370), (30, 4328359), (35, 3710022), (42, 3091685), (70, 1855011), (105, 1236674), (210, 618337)]

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