257904095

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{5437}}^1$

素因数の和:5674

約数の個数: 16

約数和(自身を含む): 317144160

約数和(自身を除く): 59240065

約数列:

[1, 5, 53, 179, 265, 895, 5437, 9487, 27185, 47435, 288161, 973223, 1440805, 4866115, 51580819, 257904095]

約数ペア:

[(1, 257904095), (5, 51580819), (53, 4866115), (179, 1440805), (265, 973223), (895, 288161), (5437, 47435), (9487, 27185)]