25494485

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^2$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 33374880

約数和(自身を除く): 7880395

約数列:

[1, 5, 19, 43, 79, 95, 215, 395, 817, 1501, 3397, 4085, 6241, 7505, 16985, 31205, 64543, 118579, 268363, 322715, 592895, 1341815, 5098897, 25494485]

約数ペア:

[(1, 25494485), (5, 5098897), (19, 1341815), (43, 592895), (79, 322715), (95, 268363), (215, 118579), (395, 64543), (817, 31205), (1501, 16985), (3397, 7505), (4085, 6241)]