51160900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:278

約数の個数: 108

約数和(自身を含む): 132249348

約数和(自身を除く): 81088448

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 53, 70, 98, 100, 106, 140, 175, 196, 197, 212, 245, 265, 350, 371, 394, 490, 530, 700, 742, 788, 980, 985, 1060, 1225, 1325, 1379, 1484, 1855, 1970, 2450, 2597, 2650, 2758, 3710, 3940, 4900, 4925, 5194, 5300, 5516, 6895, 7420, 9275, 9653, 9850, 10388, 10441, 12985, 13790, 18550, 19306, 19700, 20882, 25970, 27580, 34475, 37100, 38612, 41764, 48265, 51940, 52205, 64925, 68950, 73087, 96530, 104410, 129850, 137900, 146174, 193060, 208820, 241325, 259700, 261025, 292348, 365435, 482650, 511609, 522050, 730870, 965300, 1023218, 1044100, 1461740, 1827175, 2046436, 2558045, 3654350, 5116090, 7308700, 10232180, 12790225, 25580450, 51160900]

約数ペア:

[(1, 51160900), (2, 25580450), (4, 12790225), (5, 10232180), (7, 7308700), (10, 5116090), (14, 3654350), (20, 2558045), (25, 2046436), (28, 1827175), (35, 1461740), (49, 1044100), (50, 1023218), (53, 965300), (70, 730870), (98, 522050), (100, 511609), (106, 482650), (140, 365435), (175, 292348), (196, 261025), (197, 259700), (212, 241325), (245, 208820), (265, 193060), (350, 146174), (371, 137900), (394, 129850), (490, 104410), (530, 96530), (700, 73087), (742, 68950), (788, 64925), (980, 52205), (985, 51940), (1060, 48265), (1225, 41764), (1325, 38612), (1379, 37100), (1484, 34475), (1855, 27580), (1970, 25970), (2450, 20882), (2597, 19700), (2650, 19306), (2758, 18550), (3710, 13790), (3940, 12985), (4900, 10441), (4925, 10388), (5194, 9850), (5300, 9653), (5516, 9275), (6895, 7420)]