20173670200

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{48989}}^1$

素因数の和:49105

約数の個数: 96

約数和(自身を含む): 49205556000

約数和(自身を除く): 29031885800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 71, 100, 116, 142, 145, 200, 232, 284, 290, 355, 568, 580, 710, 725, 1160, 1420, 1450, 1775, 2059, 2840, 2900, 3550, 4118, 5800, 7100, 8236, 10295, 14200, 16472, 20590, 41180, 48989, 51475, 82360, 97978, 102950, 195956, 205900, 244945, 391912, 411800, 489890, 979780, 1224725, 1420681, 1959560, 2449450, 2841362, 3478219, 4898900, 5682724, 6956438, 7103405, 9797800, 11365448, 13912876, 14206810, 17391095, 27825752, 28413620, 34782190, 35517025, 56827240, 69564380, 71034050, 86955475, 100868351, 139128760, 142068100, 173910950, 201736702, 284136200, 347821900, 403473404, 504341755, 695643800, 806946808, 1008683510, 2017367020, 2521708775, 4034734040, 5043417550, 10086835100, 20173670200]

約数ペア:

[(1, 20173670200), (2, 10086835100), (4, 5043417550), (5, 4034734040), (8, 2521708775), (10, 2017367020), (20, 1008683510), (25, 806946808), (29, 695643800), (40, 504341755), (50, 403473404), (58, 347821900), (71, 284136200), (100, 201736702), (116, 173910950), (142, 142068100), (145, 139128760), (200, 100868351), (232, 86955475), (284, 71034050), (290, 69564380), (355, 56827240), (568, 35517025), (580, 34782190), (710, 28413620), (725, 27825752), (1160, 17391095), (1420, 14206810), (1450, 13912876), (1775, 11365448), (2059, 9797800), (2840, 7103405), (2900, 6956438), (3550, 5682724), (4118, 4898900), (5800, 3478219), (7100, 2841362), (8236, 2449450), (10295, 1959560), (14200, 1420681), (16472, 1224725), (20590, 979780), (41180, 489890), (48989, 411800), (51475, 391912), (82360, 244945), (97978, 205900), (102950, 195956)]