28858740685

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{431}}^1\times {\mathrm{947}}^1$

素因数の和:1641

約数の個数: 32

約数和(自身を含む): 35383910400

約数和(自身を除く): 6525169715

約数列:

[1, 5, 79, 179, 395, 431, 895, 947, 2155, 4735, 14141, 34049, 70705, 74813, 77149, 169513, 170245, 374065, 385745, 408157, 847565, 2040785, 6094771, 13391527, 30473855, 32244403, 66957635, 73060103, 161222015, 365300515, 5771748137, 28858740685]

約数ペア:

[(1, 28858740685), (5, 5771748137), (79, 365300515), (179, 161222015), (395, 73060103), (431, 66957635), (895, 32244403), (947, 30473855), (2155, 13391527), (4735, 6094771), (14141, 2040785), (34049, 847565), (70705, 408157), (74813, 385745), (77149, 374065), (169513, 170245)]