82661820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{81041}}^1$

素因数の和:81070

約数の個数: 48

約数和(自身を含む): 245071008

約数和(自身を除く): 162409188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 81041, 162082, 243123, 324164, 405205, 486246, 810410, 972492, 1215615, 1377697, 1620820, 2431230, 2755394, 4133091, 4862460, 5510788, 6888485, 8266182, 13776970, 16532364, 20665455, 27553940, 41330910, 82661820]

約数ペア:

[(1, 82661820), (2, 41330910), (3, 27553940), (4, 20665455), (5, 16532364), (6, 13776970), (10, 8266182), (12, 6888485), (15, 5510788), (17, 4862460), (20, 4133091), (30, 2755394), (34, 2431230), (51, 1620820), (60, 1377697), (68, 1215615), (85, 972492), (102, 810410), (170, 486246), (204, 405205), (255, 324164), (340, 243123), (510, 162082), (1020, 81041)]