72118475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20173}}^1$

素因数の和:20207

約数の個数: 24

約数和(自身を含む): 105066192

約数和(自身を除く): 32947717

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 20173, 100865, 221903, 262249, 504325, 1109515, 1311245, 2884739, 5547575, 6556225, 14423695, 72118475]

約数ペア:

[(1, 72118475), (5, 14423695), (11, 6556225), (13, 5547575), (25, 2884739), (55, 1311245), (65, 1109515), (143, 504325), (275, 262249), (325, 221903), (715, 100865), (3575, 20173)]