About the Number

61005280

61005279 ← → 61005281

2進数表記:11101000101101110111100000

漢数字表記:六千百万五千二百八十

素因数分解:

2 5 × 5 1 × 7 1 × 54469 1

素因数の和:54491
約数の個数: 48
約数和(自身を含む): 164717280
約数和(自身を除く): 103712000

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 54469, 108938, 217876, 272345, 381283, 435752, 544690, 762566, 871504, 1089380, 1525132, 1743008, 1906415, 2178760, 3050264, 3812830, 4357520, 6100528, 7625660, 8715040, 12201056, 15251320, 30502640, 61005280]

約数ペア:
[(1, 61005280), (2, 30502640), (4, 15251320), (5, 12201056), (7, 8715040), (8, 7625660), (10, 6100528), (14, 4357520), (16, 3812830), (20, 3050264), (28, 2178760), (32, 1906415), (35, 1743008), (40, 1525132), (56, 1089380), (70, 871504), (80, 762566), (112, 544690), (140, 435752), (160, 381283), (224, 272345), (280, 217876), (560, 108938), (1120, 54469)]

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