2080386475

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4861}}^1$

素因数の和:4960

約数の個数: 48

約数和(自身を含む): 2930035680

約数和(自身を除く): 849649205

約数列:

[1, 5, 17, 19, 25, 53, 85, 95, 265, 323, 425, 475, 901, 1007, 1325, 1615, 4505, 4861, 5035, 8075, 17119, 22525, 24305, 25175, 82637, 85595, 92359, 121525, 257633, 413185, 427975, 461795, 1288165, 1570103, 2065925, 2308975, 4379761, 4895027, 6440825, 7850515, 21898805, 24475135, 39252575, 83215459, 109494025, 122375675, 416077295, 2080386475]

約数ペア:

[(1, 2080386475), (5, 416077295), (17, 122375675), (19, 109494025), (25, 83215459), (53, 39252575), (85, 24475135), (95, 21898805), (265, 7850515), (323, 6440825), (425, 4895027), (475, 4379761), (901, 2308975), (1007, 2065925), (1325, 1570103), (1615, 1288165), (4505, 461795), (4861, 427975), (5035, 413185), (8075, 257633), (17119, 121525), (22525, 92359), (24305, 85595), (25175, 82637)]