66487675

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:667

約数の個数: 24

約数和(自身を含む): 85200896

約数和(自身を除く): 18713221

約数列:

[1, 5, 25, 43, 127, 215, 487, 635, 1075, 2435, 3175, 5461, 12175, 20941, 27305, 61849, 104705, 136525, 309245, 523525, 1546225, 2659507, 13297535, 66487675]

約数ペア:

[(1, 66487675), (5, 13297535), (25, 2659507), (43, 1546225), (127, 523525), (215, 309245), (487, 136525), (635, 104705), (1075, 61849), (2435, 27305), (3175, 20941), (5461, 12175)]