71868568

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{523}}^1$

素因数の和:811

約数の個数: 32

約数和(自身を含む): 137235600

約数和(自身を除く): 65367032

約数列:

[1, 2, 4, 8, 89, 178, 193, 356, 386, 523, 712, 772, 1046, 1544, 2092, 4184, 17177, 34354, 46547, 68708, 93094, 100939, 137416, 186188, 201878, 372376, 403756, 807512, 8983571, 17967142, 35934284, 71868568]

約数ペア:

[(1, 71868568), (2, 35934284), (4, 17967142), (8, 8983571), (89, 807512), (178, 403756), (193, 372376), (356, 201878), (386, 186188), (523, 137416), (712, 100939), (772, 93094), (1046, 68708), (1544, 46547), (2092, 34354), (4184, 17177)]