72668360

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{9413}}^1$

素因数の和:9617

約数の個数: 32

約数和(自身を含む): 164368440

約数和(自身を除く): 91700080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 9413, 18826, 37652, 47065, 75304, 94130, 188260, 376520, 1816709, 3633418, 7266836, 9083545, 14533672, 18167090, 36334180, 72668360]

約数ペア:

[(1, 72668360), (2, 36334180), (4, 18167090), (5, 14533672), (8, 9083545), (10, 7266836), (20, 3633418), (40, 1816709), (193, 376520), (386, 188260), (772, 94130), (965, 75304), (1544, 47065), (1930, 37652), (3860, 18826), (7720, 9413)]