20172542500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{12433}}^1$

素因数の和:12527

約数の個数: 120

約数和(自身を含む): 48943208160

約数和(自身を除く): 28770665660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 59, 100, 110, 118, 125, 220, 236, 250, 275, 295, 500, 550, 590, 625, 649, 1100, 1180, 1250, 1298, 1375, 1475, 2500, 2596, 2750, 2950, 3245, 5500, 5900, 6490, 6875, 7375, 12433, 12980, 13750, 14750, 16225, 24866, 27500, 29500, 32450, 36875, 49732, 62165, 64900, 73750, 81125, 124330, 136763, 147500, 162250, 248660, 273526, 310825, 324500, 405625, 547052, 621650, 683815, 733547, 811250, 1243300, 1367630, 1467094, 1554125, 1622500, 2735260, 2934188, 3108250, 3419075, 3667735, 6216500, 6838150, 7335470, 7770625, 8069017, 13676300, 14670940, 15541250, 16138034, 17095375, 18338675, 31082500, 32276068, 34190750, 36677350, 40345085, 68381500, 73354700, 80690170, 85476875, 91693375, 161380340, 170953750, 183386750, 201725425, 341907500, 366773500, 403450850, 458466875, 806901700, 916933750, 1008627125, 1833867500, 2017254250, 4034508500, 5043135625, 10086271250, 20172542500]

約数ペア:

[(1, 20172542500), (2, 10086271250), (4, 5043135625), (5, 4034508500), (10, 2017254250), (11, 1833867500), (20, 1008627125), (22, 916933750), (25, 806901700), (44, 458466875), (50, 403450850), (55, 366773500), (59, 341907500), (100, 201725425), (110, 183386750), (118, 170953750), (125, 161380340), (220, 91693375), (236, 85476875), (250, 80690170), (275, 73354700), (295, 68381500), (500, 40345085), (550, 36677350), (590, 34190750), (625, 32276068), (649, 31082500), (1100, 18338675), (1180, 17095375), (1250, 16138034), (1298, 15541250), (1375, 14670940), (1475, 13676300), (2500, 8069017), (2596, 7770625), (2750, 7335470), (2950, 6838150), (3245, 6216500), (5500, 3667735), (5900, 3419075), (6490, 3108250), (6875, 2934188), (7375, 2735260), (12433, 1622500), (12980, 1554125), (13750, 1467094), (14750, 1367630), (16225, 1243300), (24866, 811250), (27500, 733547), (29500, 683815), (32450, 621650), (36875, 547052), (49732, 405625), (62165, 324500), (64900, 310825), (73750, 273526), (81125, 248660), (124330, 162250), (136763, 147500)]