89236445

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 117703680

約数和(自身を除く): 28467235

約数列:

[1, 5, 19, 31, 95, 155, 157, 193, 589, 785, 965, 2945, 2983, 3667, 4867, 5983, 14915, 18335, 24335, 29915, 30301, 92473, 113677, 151505, 462365, 568385, 575719, 939331, 2878595, 4696655, 17847289, 89236445]

約数ペア:

[(1, 89236445), (5, 17847289), (19, 4696655), (31, 2878595), (95, 939331), (155, 575719), (157, 568385), (193, 462365), (589, 151505), (785, 113677), (965, 92473), (2945, 30301), (2983, 29915), (3667, 24335), (4867, 18335), (5983, 14915)]