81262490

素因数分解:

$2^1\times 5^1\times {\mathrm{883}}^1\times {\mathrm{9203}}^1$

素因数の和:10093

約数の個数: 16

約数和(自身を含む): 146454048

約数和(自身を除く): 65191558

約数列:

[1, 2, 5, 10, 883, 1766, 4415, 8830, 9203, 18406, 46015, 92030, 8126249, 16252498, 40631245, 81262490]

約数ペア:

[(1, 81262490), (2, 40631245), (5, 16252498), (10, 8126249), (883, 92030), (1766, 46015), (4415, 18406), (8830, 9203)]