About the Number

51724290

51724289 ← → 51724291

2進数表記:11000101010100000000000010

漢数字表記:五千百七十二万四千二百九十

素因数分解:

2 1 × 3 1 × 5 1 × 53 1 × 32531 1

素因数の和:32594
約数の個数: 32
約数和(自身を含む): 126484416
約数和(自身を除く): 74760126

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 32531, 65062, 97593, 162655, 195186, 325310, 487965, 975930, 1724143, 3448286, 5172429, 8620715, 10344858, 17241430, 25862145, 51724290]

約数ペア:
[(1, 51724290), (2, 25862145), (3, 17241430), (5, 10344858), (6, 8620715), (10, 5172429), (15, 3448286), (30, 1724143), (53, 975930), (106, 487965), (159, 325310), (265, 195186), (318, 162655), (530, 97593), (795, 65062), (1590, 32531)]

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