About the Number

55091990

55091989 ← → 55091991

2進数表記:11010010001010001100010110

漢数字表記:五千五百九万千九百九十

素因数分解:

2 1 × 5 1 × 47 1 × 251 1 × 467 1

素因数の和:772
約数の個数: 32
約数和(自身を含む): 101896704
約数和(自身を除く): 46804714

約数列:
[1, 2, 5, 10, 47, 94, 235, 251, 467, 470, 502, 934, 1255, 2335, 2510, 4670, 11797, 21949, 23594, 43898, 58985, 109745, 117217, 117970, 219490, 234434, 586085, 1172170, 5509199, 11018398, 27545995, 55091990]

約数ペア:
[(1, 55091990), (2, 27545995), (5, 11018398), (10, 5509199), (47, 1172170), (94, 586085), (235, 234434), (251, 219490), (467, 117970), (470, 117217), (502, 109745), (934, 58985), (1255, 43898), (2335, 23594), (2510, 21949), (4670, 11797)]

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