81941820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47093}}^1$

素因数の和:47134

約数の個数: 48

約数和(自身を含む): 237353760

約数和(自身を除く): 155411940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 47093, 94186, 141279, 188372, 235465, 282558, 470930, 565116, 706395, 941860, 1365697, 1412790, 2731394, 2825580, 4097091, 5462788, 6828485, 8194182, 13656970, 16388364, 20485455, 27313940, 40970910, 81941820]

約数ペア:

[(1, 81941820), (2, 40970910), (3, 27313940), (4, 20485455), (5, 16388364), (6, 13656970), (10, 8194182), (12, 6828485), (15, 5462788), (20, 4097091), (29, 2825580), (30, 2731394), (58, 1412790), (60, 1365697), (87, 941860), (116, 706395), (145, 565116), (174, 470930), (290, 282558), (348, 235465), (435, 188372), (580, 141279), (870, 94186), (1740, 47093)]