About the Number

129047030

129047029 ← → 129047031

2進数表記:111101100010001100111110110

漢数字表記:一億二千九百四万七千三十

素因数分解:

2 1 × 5 1 × 7 1 × 661 1 × 2789 1

素因数の和:3464
約数の個数: 32
約数和(自身を含む): 265965120
約数和(自身を除く): 136918090

約数列:
[1, 2, 5, 7, 10, 14, 35, 70, 661, 1322, 2789, 3305, 4627, 5578, 6610, 9254, 13945, 19523, 23135, 27890, 39046, 46270, 97615, 195230, 1843529, 3687058, 9217645, 12904703, 18435290, 25809406, 64523515, 129047030]

約数ペア:
[(1, 129047030), (2, 64523515), (5, 25809406), (7, 18435290), (10, 12904703), (14, 9217645), (35, 3687058), (70, 1843529), (661, 195230), (1322, 97615), (2789, 46270), (3305, 39046), (4627, 27890), (5578, 23135), (6610, 19523), (9254, 13945)]

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