2021061575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{5011}}^1$

素因数の和:5124

約数の個数: 48

約数和(自身を含む): 2897377056

約数和(自身を除く): 876315481

約数列:

[1, 5, 13, 17, 25, 65, 73, 85, 221, 325, 365, 425, 949, 1105, 1241, 1825, 4745, 5011, 5525, 6205, 16133, 23725, 25055, 31025, 65143, 80665, 85187, 125275, 325715, 365803, 403325, 425935, 1107431, 1628575, 1829015, 2129675, 4755439, 5537155, 6218651, 9145075, 23777195, 27685775, 31093255, 80842463, 118885975, 155466275, 404212315, 2021061575]

約数ペア:

[(1, 2021061575), (5, 404212315), (13, 155466275), (17, 118885975), (25, 80842463), (65, 31093255), (73, 27685775), (85, 23777195), (221, 9145075), (325, 6218651), (365, 5537155), (425, 4755439), (949, 2129675), (1105, 1829015), (1241, 1628575), (1825, 1107431), (4745, 425935), (5011, 403325), (5525, 365803), (6205, 325715), (16133, 125275), (23725, 85187), (25055, 80665), (31025, 65143)]