85351370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21179}}^1$

素因数の和:21230

約数の個数: 32

約数和(自身を含む): 170795520

約数和(自身を除く): 85444150

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 21179, 42358, 105895, 211790, 275327, 550654, 656549, 1313098, 1376635, 2753270, 3282745, 6565490, 8535137, 17070274, 42675685, 85351370]

約数ペア:

[(1, 85351370), (2, 42675685), (5, 17070274), (10, 8535137), (13, 6565490), (26, 3282745), (31, 2753270), (62, 1376635), (65, 1313098), (130, 656549), (155, 550654), (310, 275327), (403, 211790), (806, 105895), (2015, 42358), (4030, 21179)]