72320205

素因数分解:

$3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{20173}}^1$

素因数の和:20420

約数の個数: 16

約数和(自身を含む): 116202240

約数和(自身を除く): 43882035

約数列:

[1, 3, 5, 15, 239, 717, 1195, 3585, 20173, 60519, 100865, 302595, 4821347, 14464041, 24106735, 72320205]

約数ペア:

[(1, 72320205), (3, 24106735), (5, 14464041), (15, 4821347), (239, 302595), (717, 100865), (1195, 60519), (3585, 20173)]