81749305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{78229}}^1$

素因数の和:78264

約数の個数: 16

約数和(自身を含む): 112651200

約数和(自身を除く): 30901895

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 78229, 391145, 860519, 1486351, 4302595, 7431755, 16349861, 81749305]

約数ペア:

[(1, 81749305), (5, 16349861), (11, 7431755), (19, 4302595), (55, 1486351), (95, 860519), (209, 391145), (1045, 78229)]