81355685

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{1733}}^1$

素因数の和:2008

約数の個数: 16

約数和(自身を含む): 100502640

約数和(自身を除く): 19146955

約数列:

[1, 5, 41, 205, 229, 1145, 1733, 8665, 9389, 46945, 71053, 355265, 396857, 1984285, 16271137, 81355685]

約数ペア:

[(1, 81355685), (5, 16271137), (41, 1984285), (205, 396857), (229, 355265), (1145, 71053), (1733, 46945), (8665, 9389)]