166531480

素因数分解:

$2^3\times 5^1\times {\mathrm{4163287}}^1$

素因数の和:4163298

約数の個数: 16

約数和(自身を含む): 374695920

約数和(自身を除く): 208164440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4163287, 8326574, 16653148, 20816435, 33306296, 41632870, 83265740, 166531480]

約数ペア:

[(1, 166531480), (2, 83265740), (4, 41632870), (5, 33306296), (8, 20816435), (10, 16653148), (20, 8326574), (40, 4163287)]