81450536

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{613}}^1\times {\mathrm{977}}^1$

素因数の和:1613

約数の個数: 32

約数和(自身を含む): 162132840

約数和(自身を除く): 80682304

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 613, 977, 1226, 1954, 2452, 3908, 4904, 7816, 10421, 16609, 20842, 33218, 41684, 66436, 83368, 132872, 598901, 1197802, 2395604, 4791208, 10181317, 20362634, 40725268, 81450536]

約数ペア:

[(1, 81450536), (2, 40725268), (4, 20362634), (8, 10181317), (17, 4791208), (34, 2395604), (68, 1197802), (136, 598901), (613, 132872), (977, 83368), (1226, 66436), (1954, 41684), (2452, 33218), (3908, 20842), (4904, 16609), (7816, 10421)]