26298320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:408

約数の個数: 80

約数和(自身を含む): 66009168

約数和(自身を除く): 39710848

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 61, 68, 80, 85, 122, 136, 170, 244, 272, 305, 317, 340, 488, 610, 634, 680, 976, 1037, 1220, 1268, 1360, 1585, 2074, 2440, 2536, 3170, 4148, 4880, 5072, 5185, 5389, 6340, 8296, 10370, 10778, 12680, 16592, 19337, 20740, 21556, 25360, 26945, 38674, 41480, 43112, 53890, 77348, 82960, 86224, 96685, 107780, 154696, 193370, 215560, 309392, 328729, 386740, 431120, 657458, 773480, 1314916, 1546960, 1643645, 2629832, 3287290, 5259664, 6574580, 13149160, 26298320]

約数ペア:

[(1, 26298320), (2, 13149160), (4, 6574580), (5, 5259664), (8, 3287290), (10, 2629832), (16, 1643645), (17, 1546960), (20, 1314916), (34, 773480), (40, 657458), (61, 431120), (68, 386740), (80, 328729), (85, 309392), (122, 215560), (136, 193370), (170, 154696), (244, 107780), (272, 96685), (305, 86224), (317, 82960), (340, 77348), (488, 53890), (610, 43112), (634, 41480), (680, 38674), (976, 26945), (1037, 25360), (1220, 21556), (1268, 20740), (1360, 19337), (1585, 16592), (2074, 12680), (2440, 10778), (2536, 10370), (3170, 8296), (4148, 6340), (4880, 5389), (5072, 5185)]