254184584

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{40787}}^1$

素因数の和:40853

約数の個数: 32

約数和(自身を含む): 513928800

約数和(自身を除く): 259744216

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 779, 1558, 3116, 6232, 40787, 81574, 163148, 326296, 774953, 1549906, 1672267, 3099812, 3344534, 6199624, 6689068, 13378136, 31773073, 63546146, 127092292, 254184584]

約数ペア:

[(1, 254184584), (2, 127092292), (4, 63546146), (8, 31773073), (19, 13378136), (38, 6689068), (41, 6199624), (76, 3344534), (82, 3099812), (152, 1672267), (164, 1549906), (328, 774953), (779, 326296), (1558, 163148), (3116, 81574), (6232, 40787)]