53764025

素因数分解:

$5^2\times 7^2\times {\mathrm{43889}}^1$

素因数の和:43913

約数の個数: 18

約数和(自身を含む): 77553630

約数和(自身を除く): 23789605

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 43889, 219445, 307223, 1097225, 1536115, 2150561, 7680575, 10752805, 53764025]

約数ペア:

[(1, 53764025), (5, 10752805), (7, 7680575), (25, 2150561), (35, 1536115), (49, 1097225), (175, 307223), (245, 219445), (1225, 43889)]