78222185

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{54133}}^1$

素因数の和:54172

約数の個数: 12

約数和(自身を含む): 99714828

約数和(自身を除く): 21492643

約数列:

[1, 5, 17, 85, 289, 1445, 54133, 270665, 920261, 4601305, 15644437, 78222185]

約数ペア:

[(1, 78222185), (5, 15644437), (17, 4601305), (85, 920261), (289, 270665), (1445, 54133)]