30381925

素因数分解:

$5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1249}}^1$

素因数の和:1405

約数の個数: 24

約数和(自身を含む): 43400000

約数和(自身を除く): 13018075

約数列:

[1, 5, 7, 25, 35, 139, 175, 695, 973, 1249, 3475, 4865, 6245, 8743, 24325, 31225, 43715, 173611, 218575, 868055, 1215277, 4340275, 6076385, 30381925]

約数ペア:

[(1, 30381925), (5, 6076385), (7, 4340275), (25, 1215277), (35, 868055), (139, 218575), (175, 173611), (695, 43715), (973, 31225), (1249, 24325), (3475, 8743), (4865, 6245)]