2017649975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{1201}}^1$

素因数の和:1412

約数の個数: 48

約数和(自身を含む): 2817007200

約数和(自身を除く): 799357225

約数列:

[1, 5, 11, 25, 41, 55, 149, 205, 275, 451, 745, 1025, 1201, 1639, 2255, 3725, 6005, 6109, 8195, 11275, 13211, 30025, 30545, 40975, 49241, 66055, 67199, 152725, 178949, 246205, 330275, 335995, 541651, 894745, 1231025, 1679975, 1968439, 2708255, 4473725, 7336909, 9842195, 13541275, 36684545, 49210975, 80705999, 183422725, 403529995, 2017649975]

約数ペア:

[(1, 2017649975), (5, 403529995), (11, 183422725), (25, 80705999), (41, 49210975), (55, 36684545), (149, 13541275), (205, 9842195), (275, 7336909), (451, 4473725), (745, 2708255), (1025, 1968439), (1201, 1679975), (1639, 1231025), (2255, 894745), (3725, 541651), (6005, 335995), (6109, 330275), (8195, 246205), (11275, 178949), (13211, 152725), (30025, 67199), (30545, 66055), (40975, 49241)]