20647769945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{5573}}^1$

素因数の和:5714

約数の個数: 64

約数和(自身を含む): 29126780928

約数和(自身を除く): 8479010983

約数列:

[1, 5, 11, 31, 41, 53, 55, 155, 205, 265, 341, 451, 583, 1271, 1643, 1705, 2173, 2255, 2915, 5573, 6355, 8215, 10865, 13981, 18073, 23903, 27865, 61303, 67363, 69905, 90365, 119515, 172763, 228493, 295369, 306515, 336815, 740993, 863815, 1142465, 1476845, 1900393, 2513423, 3249059, 3704965, 7083283, 9156439, 9501965, 12110129, 12567115, 16245295, 35416415, 45782195, 60550645, 77916113, 100720829, 133211419, 375413999, 389580565, 503604145, 666057095, 1877069995, 4129553989, 20647769945]

約数ペア:

[(1, 20647769945), (5, 4129553989), (11, 1877069995), (31, 666057095), (41, 503604145), (53, 389580565), (55, 375413999), (155, 133211419), (205, 100720829), (265, 77916113), (341, 60550645), (451, 45782195), (583, 35416415), (1271, 16245295), (1643, 12567115), (1705, 12110129), (2173, 9501965), (2255, 9156439), (2915, 7083283), (5573, 3704965), (6355, 3249059), (8215, 2513423), (10865, 1900393), (13981, 1476845), (18073, 1142465), (23903, 863815), (27865, 740993), (61303, 336815), (67363, 306515), (69905, 295369), (90365, 228493), (119515, 172763)]