About the Number

129122272

129122271 ← → 129122273

2進数表記:111101100100011111111100000

漢数字表記:一億二千九百十二万二千二百七十二

素因数分解:

2 5 × 109 1 × 37019 1

素因数の和:37138
約数の個数: 24
約数和(自身を含む): 256548600
約数和(自身を除く): 127426328

約数列:
[1, 2, 4, 8, 16, 32, 109, 218, 436, 872, 1744, 3488, 37019, 74038, 148076, 296152, 592304, 1184608, 4035071, 8070142, 16140284, 32280568, 64561136, 129122272]

約数ペア:
[(1, 129122272), (2, 64561136), (4, 32280568), (8, 16140284), (16, 8070142), (32, 4035071), (109, 1184608), (218, 592304), (436, 296152), (872, 148076), (1744, 74038), (3488, 37019)]

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