181738310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{6269}}^1$

素因数の和:6512

約数の個数: 32

約数和(自身を含む): 353928960

約数和(自身を除く): 172190650

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 223, 446, 1115, 2230, 2899, 5798, 6269, 12538, 14495, 28990, 31345, 62690, 81497, 162994, 407485, 814970, 1397987, 2795974, 6989935, 13979870, 18173831, 36347662, 90869155, 181738310]

約数ペア:

[(1, 181738310), (2, 90869155), (5, 36347662), (10, 18173831), (13, 13979870), (26, 6989935), (65, 2795974), (130, 1397987), (223, 814970), (446, 407485), (1115, 162994), (2230, 81497), (2899, 62690), (5798, 31345), (6269, 28990), (12538, 14495)]