898164485

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{4001}}^1$

素因数の和:4181

約数の個数: 32

約数和(自身を含む): 1210204800

約数和(自身を除く): 312040315

約数列:

[1, 5, 17, 19, 85, 95, 139, 323, 695, 1615, 2363, 2641, 4001, 11815, 13205, 20005, 44897, 68017, 76019, 224485, 340085, 380095, 556139, 1292323, 2780695, 6461615, 9454363, 10566641, 47271815, 52833205, 179632897, 898164485]

約数ペア:

[(1, 898164485), (5, 179632897), (17, 52833205), (19, 47271815), (85, 10566641), (95, 9454363), (139, 6461615), (323, 2780695), (695, 1292323), (1615, 556139), (2363, 380095), (2641, 340085), (4001, 224485), (11815, 76019), (13205, 68017), (20005, 44897)]