144680380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{12941}}^1$

素因数の和:13006

約数の個数: 48

約数和(自身を含む): 334835424

約数和(自身を除く): 190155044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 11180, 12941, 25882, 51764, 64705, 129410, 168233, 258820, 336466, 556463, 672932, 841165, 1112926, 1682330, 2225852, 2782315, 3364660, 5564630, 7234019, 11129260, 14468038, 28936076, 36170095, 72340190, 144680380]

約数ペア:

[(1, 144680380), (2, 72340190), (4, 36170095), (5, 28936076), (10, 14468038), (13, 11129260), (20, 7234019), (26, 5564630), (43, 3364660), (52, 2782315), (65, 2225852), (86, 1682330), (130, 1112926), (172, 841165), (215, 672932), (260, 556463), (430, 336466), (559, 258820), (860, 168233), (1118, 129410), (2236, 64705), (2795, 51764), (5590, 25882), (11180, 12941)]