72209020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1439}}^1$

素因数の和:1654

約数の個数: 48

約数和(自身を含む): 164263680

約数和(自身を除く): 92054660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 193, 260, 386, 772, 965, 1439, 1930, 2509, 2878, 3860, 5018, 5756, 7195, 10036, 12545, 14390, 18707, 25090, 28780, 37414, 50180, 74828, 93535, 187070, 277727, 374140, 555454, 1110908, 1388635, 2777270, 3610451, 5554540, 7220902, 14441804, 18052255, 36104510, 72209020]

約数ペア:

[(1, 72209020), (2, 36104510), (4, 18052255), (5, 14441804), (10, 7220902), (13, 5554540), (20, 3610451), (26, 2777270), (52, 1388635), (65, 1110908), (130, 555454), (193, 374140), (260, 277727), (386, 187070), (772, 93535), (965, 74828), (1439, 50180), (1930, 37414), (2509, 28780), (2878, 25090), (3860, 18707), (5018, 14390), (5756, 12545), (7195, 10036)]