13035040

素因数分解:

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

素因数の和:589

約数の個数: 48

約数和(自身を含む): 31012632

約数和(自身を除く): 17977592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 257, 317, 514, 634, 1028, 1268, 1285, 1585, 2056, 2536, 2570, 3170, 4112, 5072, 5140, 6340, 8224, 10144, 10280, 12680, 20560, 25360, 41120, 50720, 81469, 162938, 325876, 407345, 651752, 814690, 1303504, 1629380, 2607008, 3258760, 6517520, 13035040]

約数ペア:

[(1, 13035040), (2, 6517520), (4, 3258760), (5, 2607008), (8, 1629380), (10, 1303504), (16, 814690), (20, 651752), (32, 407345), (40, 325876), (80, 162938), (160, 81469), (257, 50720), (317, 41120), (514, 25360), (634, 20560), (1028, 12680), (1268, 10280), (1285, 10144), (1585, 8224), (2056, 6340), (2536, 5140), (2570, 5072), (3170, 4112)]