53785240

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{6967}}^1$

素因数の和:7171

約数の個数: 32

約数和(自身を含む): 121661280

約数和(自身を除く): 67876040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 6967, 7720, 13934, 27868, 34835, 55736, 69670, 139340, 278680, 1344631, 2689262, 5378524, 6723155, 10757048, 13446310, 26892620, 53785240]

約数ペア:

[(1, 53785240), (2, 26892620), (4, 13446310), (5, 10757048), (8, 6723155), (10, 5378524), (20, 2689262), (40, 1344631), (193, 278680), (386, 139340), (772, 69670), (965, 55736), (1544, 34835), (1930, 27868), (3860, 13934), (6967, 7720)]