81617224

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{19141}}^1$

素因数の和:19201

約数の個数: 32

約数和(自身を含む): 168832440

約数和(自身を除く): 87215216

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 19141, 38282, 76564, 153128, 248833, 497666, 784781, 995332, 1569562, 1990664, 3139124, 6278248, 10202153, 20404306, 40808612, 81617224]

約数ペア:

[(1, 81617224), (2, 40808612), (4, 20404306), (8, 10202153), (13, 6278248), (26, 3139124), (41, 1990664), (52, 1569562), (82, 995332), (104, 784781), (164, 497666), (328, 248833), (533, 153128), (1066, 76564), (2132, 38282), (4264, 19141)]