About the Number

131162080

131162079 ← → 131162081

2進数表記:111110100010101111111100000

漢数字表記:一億三千百十六万二千八十

素因数分解:

2 5 × 5 1 × 7 1 × 117109 1

素因数の和:117131
約数の個数: 48
約数和(自身を含む): 354140640
約数和(自身を除く): 222978560

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, 117109, 234218, 468436, 585545, 819763, 936872, 1171090, 1639526, 1873744, 2342180, 3279052, 3747488, 4098815, 4684360, 6558104, 8197630, 9368720, 13116208, 16395260, 18737440, 26232416, 32790520, 65581040, 131162080]

約数ペア:
[(1, 131162080), (2, 65581040), (4, 32790520), (5, 26232416), (7, 18737440), (8, 16395260), (10, 13116208), (14, 9368720), (16, 8197630), (20, 6558104), (28, 4684360), (32, 4098815), (35, 3747488), (40, 3279052), (56, 2342180), (70, 1873744), (80, 1639526), (112, 1171090), (140, 936872), (160, 819763), (224, 585545), (280, 468436), (560, 234218), (1120, 117109)]

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