259705936

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:788

約数の個数: 80

約数和(自身を含む): 595569024

約数和(自身を除く): 335863088

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 67, 106, 112, 134, 212, 268, 371, 424, 469, 536, 653, 742, 848, 938, 1072, 1306, 1484, 1876, 2612, 2968, 3551, 3752, 4571, 5224, 5936, 7102, 7504, 9142, 10448, 14204, 18284, 24857, 28408, 34609, 36568, 43751, 49714, 56816, 69218, 73136, 87502, 99428, 138436, 175004, 198856, 242263, 276872, 306257, 350008, 397712, 484526, 553744, 612514, 700016, 969052, 1225028, 1938104, 2318803, 2450056, 3876208, 4637606, 4900112, 9275212, 16231621, 18550424, 32463242, 37100848, 64926484, 129852968, 259705936]

約数ペア:

[(1, 259705936), (2, 129852968), (4, 64926484), (7, 37100848), (8, 32463242), (14, 18550424), (16, 16231621), (28, 9275212), (53, 4900112), (56, 4637606), (67, 3876208), (106, 2450056), (112, 2318803), (134, 1938104), (212, 1225028), (268, 969052), (371, 700016), (424, 612514), (469, 553744), (536, 484526), (653, 397712), (742, 350008), (848, 306257), (938, 276872), (1072, 242263), (1306, 198856), (1484, 175004), (1876, 138436), (2612, 99428), (2968, 87502), (3551, 73136), (3752, 69218), (4571, 56816), (5224, 49714), (5936, 43751), (7102, 36568), (7504, 34609), (9142, 28408), (10448, 24857), (14204, 18284)]