2108707180525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4481}}^1\times {\mathrm{55201}}^1$

素因数の和:59734

約数の個数: 48

約数和(自身を含む): 2945232493056

約数和(自身を除く): 836525312531

約数列:

[1, 5, 11, 25, 31, 55, 155, 275, 341, 775, 1705, 4481, 8525, 22405, 49291, 55201, 112025, 138911, 246455, 276005, 607211, 694555, 1232275, 1380025, 1528021, 1711231, 3036055, 3472775, 7640105, 8556155, 15180275, 18823541, 38200525, 42780775, 94117705, 247355681, 470588525, 1236778405, 2720912491, 6183892025, 7668026111, 13604562455, 38340130555, 68022812275, 84348287221, 191700652775, 421741436105, 2108707180525]

約数ペア:

[(1, 2108707180525), (5, 421741436105), (11, 191700652775), (25, 84348287221), (31, 68022812275), (55, 38340130555), (155, 13604562455), (275, 7668026111), (341, 6183892025), (775, 2720912491), (1705, 1236778405), (4481, 470588525), (8525, 247355681), (22405, 94117705), (49291, 42780775), (55201, 38200525), (112025, 18823541), (138911, 15180275), (246455, 8556155), (276005, 7640105), (607211, 3472775), (694555, 3036055), (1232275, 1711231), (1380025, 1528021)]