About the Number

201490025

201490024 ← → 201490026

2進数表記:1100000000100111111001101001

漢数字表記:二億百四十九万二十五

素因数分解:

5 2 × 11 1 × 439 1 × 1669 1

素因数の和:2129
約数の個数: 24
約数和(自身を含む): 273345600
約数和(自身を除く): 71855575

約数列:
[1, 5, 11, 25, 55, 275, 439, 1669, 2195, 4829, 8345, 10975, 18359, 24145, 41725, 91795, 120725, 458975, 732691, 3663455, 8059601, 18317275, 40298005, 201490025]

約数ペア:
[(1, 201490025), (5, 40298005), (11, 18317275), (25, 8059601), (55, 3663455), (275, 732691), (439, 458975), (1669, 120725), (2195, 91795), (4829, 41725), (8345, 24145), (10975, 18359)]

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