2109241775

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{8059}}^1$

素因数の和:8136

約数の個数: 36

約数和(自身を含む): 2855899800

約数和(自身を除く): 746658025

約数列:

[1, 5, 19, 25, 29, 95, 145, 361, 475, 551, 725, 1805, 2755, 8059, 9025, 10469, 13775, 40295, 52345, 153121, 201475, 233711, 261725, 765605, 1168555, 2909299, 3828025, 4440509, 5842775, 14546495, 22202545, 72732475, 84369671, 111012725, 421848355, 2109241775]

約数ペア:

[(1, 2109241775), (5, 421848355), (19, 111012725), (25, 84369671), (29, 72732475), (95, 22202545), (145, 14546495), (361, 5842775), (475, 4440509), (551, 3828025), (725, 2909299), (1805, 1168555), (2755, 765605), (8059, 261725), (9025, 233711), (10469, 201475), (13775, 153121), (40295, 52345)]