90817892

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2087}}^1$

素因数の和:2168

約数の個数: 48

約数和(自身を含む): 185213952

約数和(自身を除く): 94396060

約数列:

[1, 2, 4, 11, 22, 23, 43, 44, 46, 86, 92, 172, 253, 473, 506, 946, 989, 1012, 1892, 1978, 2087, 3956, 4174, 8348, 10879, 21758, 22957, 43516, 45914, 48001, 89741, 91828, 96002, 179482, 192004, 358964, 528011, 987151, 1056022, 1974302, 2064043, 2112044, 3948604, 4128086, 8256172, 22704473, 45408946, 90817892]

約数ペア:

[(1, 90817892), (2, 45408946), (4, 22704473), (11, 8256172), (22, 4128086), (23, 3948604), (43, 2112044), (44, 2064043), (46, 1974302), (86, 1056022), (92, 987151), (172, 528011), (253, 358964), (473, 192004), (506, 179482), (946, 96002), (989, 91828), (1012, 89741), (1892, 48001), (1978, 45914), (2087, 43516), (3956, 22957), (4174, 21758), (8348, 10879)]