2505475

素因数分解:

$5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:259

約数の個数: 24

約数和(自身を含む): 3610880

約数和(自身を除く): 1105405

約数列:

[1, 5, 7, 25, 35, 103, 139, 175, 515, 695, 721, 973, 2575, 3475, 3605, 4865, 14317, 18025, 24325, 71585, 100219, 357925, 501095, 2505475]

約数ペア:

[(1, 2505475), (5, 501095), (7, 357925), (25, 100219), (35, 71585), (103, 24325), (139, 18025), (175, 14317), (515, 4865), (695, 3605), (721, 3475), (973, 2575)]