80668281

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 123782400

約数和(自身を除く): 43114119

約数列:

[1, 3, 17, 19, 51, 57, 59, 83, 177, 249, 289, 323, 867, 969, 1003, 1121, 1411, 1577, 3009, 3363, 4233, 4731, 4897, 5491, 14691, 16473, 17051, 19057, 23987, 26809, 51153, 57171, 71961, 80427, 83249, 93043, 249747, 279129, 323969, 455753, 971907, 1367259, 1415233, 1581731, 4245699, 4745193, 26889427, 80668281]

約数ペア:

[(1, 80668281), (3, 26889427), (17, 4745193), (19, 4245699), (51, 1581731), (57, 1415233), (59, 1367259), (83, 971907), (177, 455753), (249, 323969), (289, 279129), (323, 249747), (867, 93043), (969, 83249), (1003, 80427), (1121, 71961), (1411, 57171), (1577, 51153), (3009, 26809), (3363, 23987), (4233, 19057), (4731, 17051), (4897, 16473), (5491, 14691)]