135655400

素因数分解:

$2^3\times 5^2\times {\mathrm{263}}^1\times {\mathrm{2579}}^1$

素因数の和:2858

約数の個数: 48

約数和(自身を含む): 316720800

約数和(自身を除く): 181065400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 263, 526, 1052, 1315, 2104, 2579, 2630, 5158, 5260, 6575, 10316, 10520, 12895, 13150, 20632, 25790, 26300, 51580, 52600, 64475, 103160, 128950, 257900, 515800, 678277, 1356554, 2713108, 3391385, 5426216, 6782770, 13565540, 16956925, 27131080, 33913850, 67827700, 135655400]

約数ペア:

[(1, 135655400), (2, 67827700), (4, 33913850), (5, 27131080), (8, 16956925), (10, 13565540), (20, 6782770), (25, 5426216), (40, 3391385), (50, 2713108), (100, 1356554), (200, 678277), (263, 515800), (526, 257900), (1052, 128950), (1315, 103160), (2104, 64475), (2579, 52600), (2630, 51580), (5158, 26300), (5260, 25790), (6575, 20632), (10316, 13150), (10520, 12895)]