About the Number

8130880

8130879 ← → 8130881

2進数表記:11111000001000101000000

漢数字表記:八百十三万八百八十

素因数分解:

2 6 × 5 1 × 25409 1

素因数の和:25426
約数の個数: 28
約数和(自身を含む): 19362420
約数和(自身を除く): 11231540

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 25409, 50818, 101636, 127045, 203272, 254090, 406544, 508180, 813088, 1016360, 1626176, 2032720, 4065440, 8130880]

約数ペア:
[(1, 8130880), (2, 4065440), (4, 2032720), (5, 1626176), (8, 1016360), (10, 813088), (16, 508180), (20, 406544), (32, 254090), (40, 203272), (64, 127045), (80, 101636), (160, 50818), (320, 25409)]

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