68806565

素因数分解:

$5^1\times {\mathrm{17}}^3\times {\mathrm{2801}}^1$

素因数の和:2857

約数の個数: 16

約数和(自身を含む): 87758640

約数和(自身を除く): 18952075

約数列:

[1, 5, 17, 85, 289, 1445, 2801, 4913, 14005, 24565, 47617, 238085, 809489, 4047445, 13761313, 68806565]

約数ペア:

[(1, 68806565), (5, 13761313), (17, 4047445), (85, 809489), (289, 238085), (1445, 47617), (2801, 24565), (4913, 14005)]