161702255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11903}}^1$

素因数の和:11951

約数の個数: 32

約数和(自身を含む): 239984640

約数和(自身を除く): 78282385

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 143, 209, 247, 715, 1045, 1235, 2717, 11903, 13585, 59515, 130933, 154739, 226157, 654665, 773695, 1130785, 1702129, 2487727, 2940041, 8510645, 12438635, 14700205, 32340451, 161702255]

約数ペア:

[(1, 161702255), (5, 32340451), (11, 14700205), (13, 12438635), (19, 8510645), (55, 2940041), (65, 2487727), (95, 1702129), (143, 1130785), (209, 773695), (247, 654665), (715, 226157), (1045, 154739), (1235, 130933), (2717, 59515), (11903, 13585)]