117972425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{809}}^1$

素因数の和:1145

約数の個数: 24

約数和(自身を含む): 154677600

約数和(自身を除く): 36705175

約数列:

[1, 5, 19, 25, 95, 307, 475, 809, 1535, 4045, 5833, 7675, 15371, 20225, 29165, 76855, 145825, 248363, 384275, 1241815, 4718897, 6209075, 23594485, 117972425]

約数ペア:

[(1, 117972425), (5, 23594485), (19, 6209075), (25, 4718897), (95, 1241815), (307, 384275), (475, 248363), (809, 145825), (1535, 76855), (4045, 29165), (5833, 20225), (7675, 15371)]