81251065

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{14419}}^1$

素因数の和:14461

約数の個数: 24

約数和(自身を含む): 118359360

約数和(自身を除く): 37108295

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127, 5635, 14419, 72095, 100933, 331637, 504665, 706531, 1658185, 2321459, 3532655, 11607295, 16250213, 81251065]

約数ペア:

[(1, 81251065), (5, 16250213), (7, 11607295), (23, 3532655), (35, 2321459), (49, 1658185), (115, 706531), (161, 504665), (245, 331637), (805, 100933), (1127, 72095), (5635, 14419)]