About the Number

12800050

12800049 ← → 12800051

2進数表記:110000110101000000110010

漢数字表記:千二百八十万五十

素因数分解:

2 1 × 5 2 × 59 1 × 4339 1

素因数の和:4410
約数の個数: 24
約数和(自身を含む): 24217200
約数和(自身を除く): 11417150

約数列:
[1, 2, 5, 10, 25, 50, 59, 118, 295, 590, 1475, 2950, 4339, 8678, 21695, 43390, 108475, 216950, 256001, 512002, 1280005, 2560010, 6400025, 12800050]

約数ペア:
[(1, 12800050), (2, 6400025), (5, 2560010), (10, 1280005), (25, 512002), (50, 256001), (59, 216950), (118, 108475), (295, 43390), (590, 21695), (1475, 8678), (2950, 4339)]

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