161985344

素因数分解:

$2^6\times {\mathrm{97}}^2\times {\mathrm{269}}^1$

素因数の和:475

約数の個数: 42

約数和(自身を含む): 325995030

約数和(自身を除く): 164009686

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 194, 269, 388, 538, 776, 1076, 1552, 2152, 3104, 4304, 6208, 8608, 9409, 17216, 18818, 26093, 37636, 52186, 75272, 104372, 150544, 208744, 301088, 417488, 602176, 834976, 1669952, 2531021, 5062042, 10124084, 20248168, 40496336, 80992672, 161985344]

約数ペア:

[(1, 161985344), (2, 80992672), (4, 40496336), (8, 20248168), (16, 10124084), (32, 5062042), (64, 2531021), (97, 1669952), (194, 834976), (269, 602176), (388, 417488), (538, 301088), (776, 208744), (1076, 150544), (1552, 104372), (2152, 75272), (3104, 52186), (4304, 37636), (6208, 26093), (8608, 18818), (9409, 17216)]