2113015025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{3491}}^1$

素因数の和:3614

約数の個数: 48

約数和(自身を含む): 2992951296

約数和(自身を除く): 879936271

約数列:

[1, 5, 11, 25, 31, 55, 71, 155, 275, 341, 355, 775, 781, 1705, 1775, 2201, 3491, 3905, 8525, 11005, 17455, 19525, 24211, 38401, 55025, 87275, 108221, 121055, 192005, 247861, 541105, 605275, 960025, 1190431, 1239305, 2705525, 2726471, 5952155, 6196525, 7683691, 13632355, 29760775, 38418455, 68161775, 84520601, 192092275, 422603005, 2113015025]

約数ペア:

[(1, 2113015025), (5, 422603005), (11, 192092275), (25, 84520601), (31, 68161775), (55, 38418455), (71, 29760775), (155, 13632355), (275, 7683691), (341, 6196525), (355, 5952155), (775, 2726471), (781, 2705525), (1705, 1239305), (1775, 1190431), (2201, 960025), (3491, 605275), (3905, 541105), (8525, 247861), (11005, 192005), (17455, 121055), (19525, 108221), (24211, 87275), (38401, 55025)]