80172068

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{223}}^1\times {\mathrm{311}}^1$

素因数の和:572

約数の個数: 36

約数和(自身を含む): 150189312

約数和(自身を除く): 70017244

約数列:

[1, 2, 4, 17, 34, 68, 223, 289, 311, 446, 578, 622, 892, 1156, 1244, 3791, 5287, 7582, 10574, 15164, 21148, 64447, 69353, 89879, 128894, 138706, 179758, 257788, 277412, 359516, 1179001, 2358002, 4716004, 20043017, 40086034, 80172068]

約数ペア:

[(1, 80172068), (2, 40086034), (4, 20043017), (17, 4716004), (34, 2358002), (68, 1179001), (223, 359516), (289, 277412), (311, 257788), (446, 179758), (578, 138706), (622, 128894), (892, 89879), (1156, 69353), (1244, 64447), (3791, 21148), (5287, 15164), (7582, 10574)]