195280

素因数分解:

$2^4\times 5^1\times {\mathrm{2441}}^1$

素因数の和:2454

約数の個数: 20

約数和(自身を含む): 454212

約数和(自身を除く): 258932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2441, 4882, 9764, 12205, 19528, 24410, 39056, 48820, 97640, 195280]

約数ペア:

[(1, 195280), (2, 97640), (4, 48820), (5, 39056), (8, 24410), (10, 19528), (16, 12205), (20, 9764), (40, 4882), (80, 2441)]