80021150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{173}}^1$

素因数の和:254

約数の個数: 72

約数和(自身を含む): 169134264

約数和(自身を除く): 89113114

約数列:

[1, 2, 5, 10, 11, 22, 25, 29, 50, 55, 58, 110, 145, 173, 275, 290, 319, 346, 550, 638, 725, 841, 865, 1450, 1595, 1682, 1730, 1903, 3190, 3806, 4205, 4325, 5017, 7975, 8410, 8650, 9251, 9515, 10034, 15950, 18502, 19030, 21025, 25085, 42050, 46255, 47575, 50170, 55187, 92510, 95150, 110374, 125425, 145493, 231275, 250850, 275935, 290986, 462550, 551870, 727465, 1379675, 1454930, 1600423, 2759350, 3200846, 3637325, 7274650, 8002115, 16004230, 40010575, 80021150]

約数ペア:

[(1, 80021150), (2, 40010575), (5, 16004230), (10, 8002115), (11, 7274650), (22, 3637325), (25, 3200846), (29, 2759350), (50, 1600423), (55, 1454930), (58, 1379675), (110, 727465), (145, 551870), (173, 462550), (275, 290986), (290, 275935), (319, 250850), (346, 231275), (550, 145493), (638, 125425), (725, 110374), (841, 95150), (865, 92510), (1450, 55187), (1595, 50170), (1682, 47575), (1730, 46255), (1903, 42050), (3190, 25085), (3806, 21025), (4205, 19030), (4325, 18502), (5017, 15950), (7975, 10034), (8410, 9515), (8650, 9251)]