171421104980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31277}}^1\times {\mathrm{14423}}^1$

素因数の和:45728

約数の個数: 48

約数和(自身を含む): 378969252480

約数和(自身を除く): 207548147500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 14423, 28846, 31277, 57692, 62554, 72115, 125108, 144230, 156385, 274037, 288460, 312770, 548074, 594263, 625540, 1096148, 1188526, 1370185, 2377052, 2740370, 2971315, 5480740, 5942630, 11885260, 451108171, 902216342, 1804432684, 2255540855, 4511081710, 8571055249, 9022163420, 17142110498, 34284220996, 42855276245, 85710552490, 171421104980]

約数ペア:

[(1, 171421104980), (2, 85710552490), (4, 42855276245), (5, 34284220996), (10, 17142110498), (19, 9022163420), (20, 8571055249), (38, 4511081710), (76, 2255540855), (95, 1804432684), (190, 902216342), (380, 451108171), (14423, 11885260), (28846, 5942630), (31277, 5480740), (57692, 2971315), (62554, 2740370), (72115, 2377052), (125108, 1370185), (144230, 1188526), (156385, 1096148), (274037, 625540), (288460, 594263), (312770, 548074)]