51407905

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{809}}^1$

素因数の和:1064

約数の個数: 16

約数和(自身を含む): 62985600

約数和(自身を除く): 11577695

約数列:

[1, 5, 71, 179, 355, 809, 895, 4045, 12709, 57439, 63545, 144811, 287195, 724055, 10281581, 51407905]

約数ペア:

[(1, 51407905), (5, 10281581), (71, 724055), (179, 287195), (355, 144811), (809, 63545), (895, 57439), (4045, 12709)]