81270796

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{449}}^1\times {\mathrm{1223}}^1$

素因数の和:1713

約数の個数: 24

約数和(自身を含む): 146512800

約数和(自身を除く): 65242004

約数列:

[1, 2, 4, 37, 74, 148, 449, 898, 1223, 1796, 2446, 4892, 16613, 33226, 45251, 66452, 90502, 181004, 549127, 1098254, 2196508, 20317699, 40635398, 81270796]

約数ペア:

[(1, 81270796), (2, 40635398), (4, 20317699), (37, 2196508), (74, 1098254), (148, 549127), (449, 181004), (898, 90502), (1223, 66452), (1796, 45251), (2446, 33226), (4892, 16613)]