About the Number

201561090

201561089 ← → 201561091

2進数表記:1100000000111001010000000010

漢数字表記:二億百五十六万千九十

素因数分解:

2 1 × 3 1 × 5 1 × 283 1 × 23741 1

素因数の和:24034
約数の個数: 32
約数和(自身を含む): 485476416
約数和(自身を除く): 283915326

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 283, 566, 849, 1415, 1698, 2830, 4245, 8490, 23741, 47482, 71223, 118705, 142446, 237410, 356115, 712230, 6718703, 13437406, 20156109, 33593515, 40312218, 67187030, 100780545, 201561090]

約数ペア:
[(1, 201561090), (2, 100780545), (3, 67187030), (5, 40312218), (6, 33593515), (10, 20156109), (15, 13437406), (30, 6718703), (283, 712230), (566, 356115), (849, 237410), (1415, 142446), (1698, 118705), (2830, 71223), (4245, 47482), (8490, 23741)]

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