85230470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21149}}^1$

素因数の和:21200

約数の個数: 32

約数和(自身を含む): 170553600

約数和(自身を除く): 85323130

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 21149, 42298, 105745, 211490, 274937, 549874, 655619, 1311238, 1374685, 2749370, 3278095, 6556190, 8523047, 17046094, 42615235, 85230470]

約数ペア:

[(1, 85230470), (2, 42615235), (5, 17046094), (10, 8523047), (13, 6556190), (26, 3278095), (31, 2749370), (62, 1374685), (65, 1311238), (130, 655619), (155, 549874), (310, 274937), (403, 211490), (806, 105745), (2015, 42298), (4030, 21149)]