80622990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{127973}}^1$

素因数の和:127993

約数の個数: 48

約数和(自身を含む): 239567328

約数和(自身を除く): 158944338

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 127973, 255946, 383919, 639865, 767838, 895811, 1151757, 1279730, 1791622, 1919595, 2303514, 2687433, 3839190, 4479055, 5374866, 5758785, 8062299, 8958110, 11517570, 13437165, 16124598, 26874330, 40311495, 80622990]

約数ペア:

[(1, 80622990), (2, 40311495), (3, 26874330), (5, 16124598), (6, 13437165), (7, 11517570), (9, 8958110), (10, 8062299), (14, 5758785), (15, 5374866), (18, 4479055), (21, 3839190), (30, 2687433), (35, 2303514), (42, 1919595), (45, 1791622), (63, 1279730), (70, 1151757), (90, 895811), (105, 767838), (126, 639865), (210, 383919), (315, 255946), (630, 127973)]