2554075

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{283}}^1$

素因数の和:331

約数の個数: 18

約数和(自身を含む): 3354324

約数和(自身を除く): 800249

約数列:

[1, 5, 19, 25, 95, 283, 361, 475, 1415, 1805, 5377, 7075, 9025, 26885, 102163, 134425, 510815, 2554075]

約数ペア:

[(1, 2554075), (5, 510815), (19, 134425), (25, 102163), (95, 26885), (283, 9025), (361, 7075), (475, 5377), (1415, 1805)]