177990170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{811}}^1\times {\mathrm{1291}}^1$

素因数の和:2126

約数の個数: 32

約数和(自身を含む): 339909696

約数和(自身を除く): 161919526

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 811, 1291, 1622, 2582, 4055, 6455, 8110, 12910, 13787, 21947, 27574, 43894, 68935, 109735, 137870, 219470, 1047001, 2094002, 5235005, 10470010, 17799017, 35598034, 88995085, 177990170]

約数ペア:

[(1, 177990170), (2, 88995085), (5, 35598034), (10, 17799017), (17, 10470010), (34, 5235005), (85, 2094002), (170, 1047001), (811, 219470), (1291, 137870), (1622, 109735), (2582, 68935), (4055, 43894), (6455, 27574), (8110, 21947), (12910, 13787)]