104280320

素因数分解:

$2^8\times 5^1\times {\mathrm{257}}^1\times {\mathrm{317}}^1$

素因数の和:595

約数の個数: 72

約数和(自身を含む): 251546904

約数和(自身を除く): 147266584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 257, 317, 320, 514, 634, 640, 1028, 1268, 1280, 1285, 1585, 2056, 2536, 2570, 3170, 4112, 5072, 5140, 6340, 8224, 10144, 10280, 12680, 16448, 20288, 20560, 25360, 32896, 40576, 41120, 50720, 65792, 81152, 81469, 82240, 101440, 162938, 164480, 202880, 325876, 328960, 405760, 407345, 651752, 814690, 1303504, 1629380, 2607008, 3258760, 5214016, 6517520, 10428032, 13035040, 20856064, 26070080, 52140160, 104280320]

約数ペア:

[(1, 104280320), (2, 52140160), (4, 26070080), (5, 20856064), (8, 13035040), (10, 10428032), (16, 6517520), (20, 5214016), (32, 3258760), (40, 2607008), (64, 1629380), (80, 1303504), (128, 814690), (160, 651752), (256, 407345), (257, 405760), (317, 328960), (320, 325876), (514, 202880), (634, 164480), (640, 162938), (1028, 101440), (1268, 82240), (1280, 81469), (1285, 81152), (1585, 65792), (2056, 50720), (2536, 41120), (2570, 40576), (3170, 32896), (4112, 25360), (5072, 20560), (5140, 20288), (6340, 16448), (8224, 12680), (10144, 10280)]