128334180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{164531}}^1$

素因数の和:164556

約数の個数: 48

約数和(自身を含む): 386979264

約数和(自身を除く): 258645084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 164531, 329062, 493593, 658124, 822655, 987186, 1645310, 1974372, 2138903, 2467965, 3290620, 4277806, 4935930, 6416709, 8555612, 9871860, 10694515, 12833418, 21389030, 25666836, 32083545, 42778060, 64167090, 128334180]

約数ペア:

[(1, 128334180), (2, 64167090), (3, 42778060), (4, 32083545), (5, 25666836), (6, 21389030), (10, 12833418), (12, 10694515), (13, 9871860), (15, 8555612), (20, 6416709), (26, 4935930), (30, 4277806), (39, 3290620), (52, 2467965), (60, 2138903), (65, 1974372), (78, 1645310), (130, 987186), (156, 822655), (195, 658124), (260, 493593), (390, 329062), (780, 164531)]