26043400

素因数分解:

$2^3\times 5^2\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 60950340

約数和(自身を除く): 34906940

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 197, 200, 394, 661, 788, 985, 1322, 1576, 1970, 2644, 3305, 3940, 4925, 5288, 6610, 7880, 9850, 13220, 16525, 19700, 26440, 33050, 39400, 66100, 130217, 132200, 260434, 520868, 651085, 1041736, 1302170, 2604340, 3255425, 5208680, 6510850, 13021700, 26043400]

約数ペア:

[(1, 26043400), (2, 13021700), (4, 6510850), (5, 5208680), (8, 3255425), (10, 2604340), (20, 1302170), (25, 1041736), (40, 651085), (50, 520868), (100, 260434), (197, 132200), (200, 130217), (394, 66100), (661, 39400), (788, 33050), (985, 26440), (1322, 19700), (1576, 16525), (1970, 13220), (2644, 9850), (3305, 7880), (3940, 6610), (4925, 5288)]