80392972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{42491}}^1$

素因数の和:42549

約数の個数: 24

約数和(自身を含む): 157050432

約数和(自身を除く): 76657460

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 42491, 84982, 169964, 467401, 934802, 1827113, 1869604, 3654226, 7308452, 20098243, 40196486, 80392972]

約数ペア:

[(1, 80392972), (2, 40196486), (4, 20098243), (11, 7308452), (22, 3654226), (43, 1869604), (44, 1827113), (86, 934802), (172, 467401), (473, 169964), (946, 84982), (1892, 42491)]