5129800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1973}}^1$

素因数の和:2002

約数の個数: 48

約数和(自身を含む): 12850740

約数和(自身を除く): 7720940

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, 1973, 2600, 3946, 7892, 9865, 15784, 19730, 25649, 39460, 49325, 51298, 78920, 98650, 102596, 128245, 197300, 205192, 256490, 394600, 512980, 641225, 1025960, 1282450, 2564900, 5129800]

約数ペア:

[(1, 5129800), (2, 2564900), (4, 1282450), (5, 1025960), (8, 641225), (10, 512980), (13, 394600), (20, 256490), (25, 205192), (26, 197300), (40, 128245), (50, 102596), (52, 98650), (65, 78920), (100, 51298), (104, 49325), (130, 39460), (200, 25649), (260, 19730), (325, 15784), (520, 9865), (650, 7892), (1300, 3946), (1973, 2600)]