179979305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1097}}^1$

素因数の和:1289

約数の個数: 32

約数和(自身を含む): 249816960

約数和(自身を除く): 69837655

約数列:

[1, 5, 11, 19, 55, 95, 157, 209, 785, 1045, 1097, 1727, 2983, 5485, 8635, 12067, 14915, 20843, 32813, 60335, 104215, 164065, 172229, 229273, 861145, 1146365, 1894519, 3272351, 9472595, 16361755, 35995861, 179979305]

約数ペア:

[(1, 179979305), (5, 35995861), (11, 16361755), (19, 9472595), (55, 3272351), (95, 1894519), (157, 1146365), (209, 861145), (785, 229273), (1045, 172229), (1097, 164065), (1727, 104215), (2983, 60335), (5485, 32813), (8635, 20843), (12067, 14915)]