166530880

素因数分解:

$2^6\times 5^1\times {\mathrm{520409}}^1$

素因数の和:520426

約数の個数: 28

約数和(自身を含む): 396552420

約数和(自身を除く): 230021540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 520409, 1040818, 2081636, 2602045, 4163272, 5204090, 8326544, 10408180, 16653088, 20816360, 33306176, 41632720, 83265440, 166530880]

約数ペア:

[(1, 166530880), (2, 83265440), (4, 41632720), (5, 33306176), (8, 20816360), (10, 16653088), (16, 10408180), (20, 8326544), (32, 5204090), (40, 4163272), (64, 2602045), (80, 2081636), (160, 1040818), (320, 520409)]