About the Number

172640090

172640089 ← → 172640091

2進数表記:1010010010100100011101011010

漢数字表記:一億七千二百六十四万九十

素因数分解:

2 1 × 5 1 × 7 1 × 593 1 × 4159 1

素因数の和:4766
約数の個数: 32
約数和(自身を含む): 355829760
約数和(自身を除く): 183189670

約数列:
[1, 2, 5, 7, 10, 14, 35, 70, 593, 1186, 2965, 4151, 4159, 5930, 8302, 8318, 20755, 20795, 29113, 41510, 41590, 58226, 145565, 291130, 2466287, 4932574, 12331435, 17264009, 24662870, 34528018, 86320045, 172640090]

約数ペア:
[(1, 172640090), (2, 86320045), (5, 34528018), (7, 24662870), (10, 17264009), (14, 12331435), (35, 4932574), (70, 2466287), (593, 291130), (1186, 145565), (2965, 58226), (4151, 41590), (4159, 41510), (5930, 29113), (8302, 20795), (8318, 20755)]

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