20163307775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{1033}}^1$

素因数の和:1213

約数の個数: 96

約数和(自身を含む): 29617896000

約数和(自身を除く): 9454588225

約数列:

[1, 5, 13, 19, 25, 29, 65, 95, 109, 145, 247, 325, 377, 475, 545, 551, 725, 1033, 1235, 1417, 1885, 2071, 2725, 2755, 3161, 5165, 6175, 7085, 7163, 9425, 10355, 13429, 13775, 15805, 19627, 25825, 26923, 29957, 35425, 35815, 41093, 51775, 60059, 67145, 79025, 98135, 112597, 134615, 149785, 179075, 205465, 255151, 300295, 335725, 389441, 490675, 562985, 569183, 673075, 748925, 780767, 1027325, 1275755, 1463761, 1501475, 1947205, 2139343, 2814925, 2845915, 3265313, 3903835, 6378775, 7318805, 7399379, 9736025, 10696715, 14229575, 16326565, 19519175, 27811459, 36594025, 36996895, 42449069, 53483575, 62040947, 81632825, 139057295, 184984475, 212245345, 310204735, 695286475, 806532311, 1061226725, 1551023675, 4032661555, 20163307775]

約数ペア:

[(1, 20163307775), (5, 4032661555), (13, 1551023675), (19, 1061226725), (25, 806532311), (29, 695286475), (65, 310204735), (95, 212245345), (109, 184984475), (145, 139057295), (247, 81632825), (325, 62040947), (377, 53483575), (475, 42449069), (545, 36996895), (551, 36594025), (725, 27811459), (1033, 19519175), (1235, 16326565), (1417, 14229575), (1885, 10696715), (2071, 9736025), (2725, 7399379), (2755, 7318805), (3161, 6378775), (5165, 3903835), (6175, 3265313), (7085, 2845915), (7163, 2814925), (9425, 2139343), (10355, 1947205), (13429, 1501475), (13775, 1463761), (15805, 1275755), (19627, 1027325), (25825, 780767), (26923, 748925), (29957, 673075), (35425, 569183), (35815, 562985), (41093, 490675), (51775, 389441), (60059, 335725), (67145, 300295), (79025, 255151), (98135, 205465), (112597, 179075), (134615, 149785)]