89834690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{19919}}^1$

素因数の和:19978

約数の個数: 32

約数和(自身を含む): 180714240

約数和(自身を除く): 90879550

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 19919, 39838, 99595, 199190, 219109, 438218, 816679, 1095545, 1633358, 2191090, 4083395, 8166790, 8983469, 17966938, 44917345, 89834690]

約数ペア:

[(1, 89834690), (2, 44917345), (5, 17966938), (10, 8983469), (11, 8166790), (22, 4083395), (41, 2191090), (55, 1633358), (82, 1095545), (110, 816679), (205, 438218), (410, 219109), (451, 199190), (902, 99595), (2255, 39838), (4510, 19919)]