20199572635

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:445

約数の個数: 96

約数和(自身を含む): 29009643264

約数和(自身を除く): 8810070629

約数列:

[1, 5, 11, 17, 55, 61, 83, 85, 187, 251, 289, 305, 415, 671, 913, 935, 1037, 1255, 1411, 1445, 2761, 3179, 3355, 4267, 4565, 5063, 5185, 7055, 11407, 13805, 15311, 15521, 15895, 17629, 20833, 21335, 23987, 25315, 46937, 55693, 57035, 72539, 76555, 77605, 86071, 88145, 104165, 119935, 168421, 193919, 229163, 234685, 260287, 263857, 278465, 354161, 362695, 430355, 797929, 842105, 946781, 969595, 1145815, 1270813, 1301435, 1319285, 1463207, 1770805, 2863157, 3895771, 3989645, 4424879, 4733905, 6020737, 6354065, 7316035, 13978943, 14315785, 16095277, 19478855, 21603821, 22124395, 30103685, 48673669, 66228107, 69894715, 80476385, 108019105, 237642031, 243368345, 331140535, 367264957, 1188210155, 1836324785, 4039914527, 20199572635]

約数ペア:

[(1, 20199572635), (5, 4039914527), (11, 1836324785), (17, 1188210155), (55, 367264957), (61, 331140535), (83, 243368345), (85, 237642031), (187, 108019105), (251, 80476385), (289, 69894715), (305, 66228107), (415, 48673669), (671, 30103685), (913, 22124395), (935, 21603821), (1037, 19478855), (1255, 16095277), (1411, 14315785), (1445, 13978943), (2761, 7316035), (3179, 6354065), (3355, 6020737), (4267, 4733905), (4565, 4424879), (5063, 3989645), (5185, 3895771), (7055, 2863157), (11407, 1770805), (13805, 1463207), (15311, 1319285), (15521, 1301435), (15895, 1270813), (17629, 1145815), (20833, 969595), (21335, 946781), (23987, 842105), (25315, 797929), (46937, 430355), (55693, 362695), (57035, 354161), (72539, 278465), (76555, 263857), (77605, 260287), (86071, 234685), (88145, 229163), (104165, 193919), (119935, 168421)]