54051400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{20789}}^1$

素因数の和:20818

約数の個数: 48

約数和(自身を含む): 135342900

約数和(自身を除く): 81291500

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 20789, 41578, 83156, 103945, 166312, 207890, 270257, 415780, 519725, 540514, 831560, 1039450, 1081028, 1351285, 2078900, 2162056, 2702570, 4157800, 5405140, 6756425, 10810280, 13512850, 27025700, 54051400]

約数ペア:

[(1, 54051400), (2, 27025700), (4, 13512850), (5, 10810280), (8, 6756425), (10, 5405140), (13, 4157800), (20, 2702570), (25, 2162056), (26, 2078900), (40, 1351285), (50, 1081028), (52, 1039450), (65, 831560), (100, 540514), (104, 519725), (130, 415780), (200, 270257), (260, 207890), (325, 166312), (520, 103945), (650, 83156), (1300, 41578), (2600, 20789)]