About the Number

50780990

50780989 ← → 50780991

2進数表記:11000001101101101100111110

漢数字表記:五千七十八万九百九十

素因数分解:

2 1 × 5 1 × 13 1 × 73 1 × 5351 1

素因数の和:5444
約数の個数: 32
約数和(自身を含む): 99804096
約数和(自身を除く): 49023106

約数列:
[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 4745, 5351, 9490, 10702, 26755, 53510, 69563, 139126, 347815, 390623, 695630, 781246, 1953115, 3906230, 5078099, 10156198, 25390495, 50780990]

約数ペア:
[(1, 50780990), (2, 25390495), (5, 10156198), (10, 5078099), (13, 3906230), (26, 1953115), (65, 781246), (73, 695630), (130, 390623), (146, 347815), (365, 139126), (730, 69563), (949, 53510), (1898, 26755), (4745, 10702), (5351, 9490)]

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