25537880

素因数分解:

$2^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{2179}}^1$

素因数の和:2483

約数の個数: 32

約数和(自身を含む): 57682800

約数和(自身を除く): 32144920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 293, 586, 1172, 1465, 2179, 2344, 2930, 4358, 5860, 8716, 10895, 11720, 17432, 21790, 43580, 87160, 638447, 1276894, 2553788, 3192235, 5107576, 6384470, 12768940, 25537880]

約数ペア:

[(1, 25537880), (2, 12768940), (4, 6384470), (5, 5107576), (8, 3192235), (10, 2553788), (20, 1276894), (40, 638447), (293, 87160), (586, 43580), (1172, 21790), (1465, 17432), (2179, 11720), (2344, 10895), (2930, 8716), (4358, 5860)]