About the Number

69485990

69485989 ← → 69485991

2進数表記:100001001000100010110100110

漢数字表記:六千九百四十八万五千九百九十

素因数分解:

2 1 × 5 1 × 7 1 × 23 1 × 43159 1

素因数の和:43196
約数の個数: 32
約数和(自身を含む): 149160960
約数和(自身を除く): 79674970

約数列:
[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 43159, 86318, 215795, 302113, 431590, 604226, 992657, 1510565, 1985314, 3021130, 4963285, 6948599, 9926570, 13897198, 34742995, 69485990]

約数ペア:
[(1, 69485990), (2, 34742995), (5, 13897198), (7, 9926570), (10, 6948599), (14, 4963285), (23, 3021130), (35, 1985314), (46, 1510565), (70, 992657), (115, 604226), (161, 431590), (230, 302113), (322, 215795), (805, 86318), (1610, 43159)]

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