201664655

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{7681}}^1$

素因数の和:7834

約数の個数: 16

約数和(自身を含む): 248896800

約数和(自身を除く): 47232145

約数列:

[1, 5, 59, 89, 295, 445, 5251, 7681, 26255, 38405, 453179, 683609, 2265895, 3418045, 40332931, 201664655]

約数ペア:

[(1, 201664655), (5, 40332931), (59, 3418045), (89, 2265895), (295, 683609), (445, 453179), (5251, 38405), (7681, 26255)]