1122425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:185

約数の個数: 24

約数和(自身を含む): 1562400

約数和(自身を除く): 439975

約数列:

[1, 5, 17, 19, 25, 85, 95, 139, 323, 425, 475, 695, 1615, 2363, 2641, 3475, 8075, 11815, 13205, 44897, 59075, 66025, 224485, 1122425]

約数ペア:

[(1, 1122425), (5, 224485), (17, 66025), (19, 59075), (25, 44897), (85, 13205), (95, 11815), (139, 8075), (323, 3475), (425, 2641), (475, 2363), (695, 1615)]