About the Number

130012580

130012579 ← → 130012581

2進数表記:111101111111101010110100100

漢数字表記:一億三千一万二千五百八十

素因数分解:

2 2 × 5 1 × 433 1 × 15013 1

素因数の和:15455
約数の個数: 24
約数和(自身を含む): 273675192
約数和(自身を除く): 143662612

約数列:
[1, 2, 4, 5, 10, 20, 433, 866, 1732, 2165, 4330, 8660, 15013, 30026, 60052, 75065, 150130, 300260, 6500629, 13001258, 26002516, 32503145, 65006290, 130012580]

約数ペア:
[(1, 130012580), (2, 65006290), (4, 32503145), (5, 26002516), (10, 13001258), (20, 6500629), (433, 300260), (866, 150130), (1732, 75065), (2165, 60052), (4330, 30026), (8660, 15013)]

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