81493110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29209}}^1$

素因数の和:29253

約数の個数: 48

約数和(自身を含む): 218724480

約数和(自身を除く): 137231370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 29209, 58418, 87627, 146045, 175254, 262881, 292090, 438135, 525762, 876270, 905479, 1314405, 1810958, 2628810, 2716437, 4527395, 5432874, 8149311, 9054790, 13582185, 16298622, 27164370, 40746555, 81493110]

約数ペア:

[(1, 81493110), (2, 40746555), (3, 27164370), (5, 16298622), (6, 13582185), (9, 9054790), (10, 8149311), (15, 5432874), (18, 4527395), (30, 2716437), (31, 2628810), (45, 1810958), (62, 1314405), (90, 905479), (93, 876270), (155, 525762), (186, 438135), (279, 292090), (310, 262881), (465, 175254), (558, 146045), (930, 87627), (1395, 58418), (2790, 29209)]