26081680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17159}}^1$

素因数の和:17191

約数の個数: 40

約数和(自身を含む): 63835200

約数和(自身を除く): 37753520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 17159, 34318, 68636, 85795, 137272, 171590, 274544, 326021, 343180, 652042, 686360, 1304084, 1372720, 1630105, 2608168, 3260210, 5216336, 6520420, 13040840, 26081680]

約数ペア:

[(1, 26081680), (2, 13040840), (4, 6520420), (5, 5216336), (8, 3260210), (10, 2608168), (16, 1630105), (19, 1372720), (20, 1304084), (38, 686360), (40, 652042), (76, 343180), (80, 326021), (95, 274544), (152, 171590), (190, 137272), (304, 85795), (380, 68636), (760, 34318), (1520, 17159)]