About the Number

168090

168089 ← → 168091

2進数表記:101001000010011010

漢数字表記:十六万八千九十

素因数分解:

2 1 × 3 1 × 5 1 × 13 1 × 431 1

素因数の和:454
約数の個数: 32
約数和(自身を含む): 435456
約数和(自身を除く): 267366

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 431, 862, 1293, 2155, 2586, 4310, 5603, 6465, 11206, 12930, 16809, 28015, 33618, 56030, 84045, 168090]

約数ペア:
[(1, 168090), (2, 84045), (3, 56030), (5, 33618), (6, 28015), (10, 16809), (13, 12930), (15, 11206), (26, 6465), (30, 5603), (39, 4310), (65, 2586), (78, 2155), (130, 1293), (195, 862), (390, 431)]

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