81633750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{1979}}^1$

素因数の和:2015

約数の個数: 80

約数和(自身を含む): 222678720

約数和(自身を除く): 141044970

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 125, 150, 165, 250, 275, 330, 375, 550, 625, 750, 825, 1250, 1375, 1650, 1875, 1979, 2750, 3750, 3958, 4125, 5937, 6875, 8250, 9895, 11874, 13750, 19790, 20625, 21769, 29685, 41250, 43538, 49475, 59370, 65307, 98950, 108845, 130614, 148425, 217690, 247375, 296850, 326535, 494750, 544225, 653070, 742125, 1088450, 1236875, 1484250, 1632675, 2473750, 2721125, 3265350, 3710625, 5442250, 7421250, 8163375, 13605625, 16326750, 27211250, 40816875, 81633750]

約数ペア:

[(1, 81633750), (2, 40816875), (3, 27211250), (5, 16326750), (6, 13605625), (10, 8163375), (11, 7421250), (15, 5442250), (22, 3710625), (25, 3265350), (30, 2721125), (33, 2473750), (50, 1632675), (55, 1484250), (66, 1236875), (75, 1088450), (110, 742125), (125, 653070), (150, 544225), (165, 494750), (250, 326535), (275, 296850), (330, 247375), (375, 217690), (550, 148425), (625, 130614), (750, 108845), (825, 98950), (1250, 65307), (1375, 59370), (1650, 49475), (1875, 43538), (1979, 41250), (2750, 29685), (3750, 21769), (3958, 20625), (4125, 19790), (5937, 13750), (6875, 11874), (8250, 9895)]