81136385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{10613}}^1$

素因数の和:10768

約数の個数: 16

約数和(自身を含む): 106989120

約数和(自身を除く): 25852735

約数列:

[1, 5, 11, 55, 139, 695, 1529, 7645, 10613, 53065, 116743, 583715, 1475207, 7376035, 16227277, 81136385]

約数ペア:

[(1, 81136385), (5, 16227277), (11, 7376035), (55, 1475207), (139, 583715), (695, 116743), (1529, 53065), (7645, 10613)]