71315825

素因数分解:

$5^2\times 7^2\times {\mathrm{58217}}^1$

素因数の和:58241

約数の個数: 18

約数和(自身を含む): 102871206

約数和(自身を除く): 31555381

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 58217, 291085, 407519, 1455425, 2037595, 2852633, 10187975, 14263165, 71315825]

約数ペア:

[(1, 71315825), (5, 14263165), (7, 10187975), (25, 2852633), (35, 2037595), (49, 1455425), (175, 407519), (245, 291085), (1225, 58217)]