72119905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{7759}}^1$

素因数の和:7801

約数の個数: 24

約数和(自身を含む): 102245760

約数和(自身を除く): 30125855

約数列:

[1, 5, 11, 13, 55, 65, 143, 169, 715, 845, 1859, 7759, 9295, 38795, 85349, 100867, 426745, 504335, 1109537, 1311271, 5547685, 6556355, 14423981, 72119905]

約数ペア:

[(1, 72119905), (5, 14423981), (11, 6556355), (13, 5547685), (55, 1311271), (65, 1109537), (143, 504335), (169, 426745), (715, 100867), (845, 85349), (1859, 38795), (7759, 9295)]