89003900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{653}}^1$

素因数の和:743

約数の個数: 72

約数和(自身を含む): 204361920

約数和(自身を除く): 115358020

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 47, 50, 58, 94, 100, 116, 145, 188, 235, 290, 470, 580, 653, 725, 940, 1175, 1306, 1363, 1450, 2350, 2612, 2726, 2900, 3265, 4700, 5452, 6530, 6815, 13060, 13630, 16325, 18937, 27260, 30691, 32650, 34075, 37874, 61382, 65300, 68150, 75748, 94685, 122764, 136300, 153455, 189370, 306910, 378740, 473425, 613820, 767275, 890039, 946850, 1534550, 1780078, 1893700, 3069100, 3560156, 4450195, 8900390, 17800780, 22250975, 44501950, 89003900]

約数ペア:

[(1, 89003900), (2, 44501950), (4, 22250975), (5, 17800780), (10, 8900390), (20, 4450195), (25, 3560156), (29, 3069100), (47, 1893700), (50, 1780078), (58, 1534550), (94, 946850), (100, 890039), (116, 767275), (145, 613820), (188, 473425), (235, 378740), (290, 306910), (470, 189370), (580, 153455), (653, 136300), (725, 122764), (940, 94685), (1175, 75748), (1306, 68150), (1363, 65300), (1450, 61382), (2350, 37874), (2612, 34075), (2726, 32650), (2900, 30691), (3265, 27260), (4700, 18937), (5452, 16325), (6530, 13630), (6815, 13060)]