157020305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{56179}}^1$

素因数の和:56240

約数の個数: 16

約数和(自身を含む): 207641280

約数和(自身を除く): 50620975

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 56179, 280895, 730327, 2415697, 3651635, 12078485, 31404061, 157020305]

約数ペア:

[(1, 157020305), (5, 31404061), (13, 12078485), (43, 3651635), (65, 2415697), (215, 730327), (559, 280895), (2795, 56179)]