261086065

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{2939}}^1$

素因数の和:3216

約数の個数: 16

約数和(自身を含む): 318225600

約数和(自身を除く): 57139535

約数列:

[1, 5, 109, 163, 545, 815, 2939, 14695, 17767, 88835, 320351, 479057, 1601755, 2395285, 52217213, 261086065]

約数ペア:

[(1, 261086065), (5, 52217213), (109, 2395285), (163, 1601755), (545, 479057), (815, 320351), (2939, 88835), (14695, 17767)]