82181560

素因数分解:

$2^3\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{1669}}^1$

素因数の和:2911

約数の個数: 32

約数和(自身を含む): 185169600

約数和(自身を除く): 102988040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1231, 1669, 2462, 3338, 4924, 6155, 6676, 8345, 9848, 12310, 13352, 16690, 24620, 33380, 49240, 66760, 2054539, 4109078, 8218156, 10272695, 16436312, 20545390, 41090780, 82181560]

約数ペア:

[(1, 82181560), (2, 41090780), (4, 20545390), (5, 16436312), (8, 10272695), (10, 8218156), (20, 4109078), (40, 2054539), (1231, 66760), (1669, 49240), (2462, 33380), (3338, 24620), (4924, 16690), (6155, 13352), (6676, 12310), (8345, 9848)]