65818985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 88273152

約数和(自身を除く): 22454167

約数列:

[1, 5, 17, 23, 85, 115, 131, 257, 391, 655, 1285, 1955, 2227, 3013, 4369, 5911, 11135, 15065, 21845, 29555, 33667, 51221, 100487, 168335, 256105, 502435, 572339, 774341, 2861695, 3871705, 13163797, 65818985]

約数ペア:

[(1, 65818985), (5, 13163797), (17, 3871705), (23, 2861695), (85, 774341), (115, 572339), (131, 502435), (257, 256105), (391, 168335), (655, 100487), (1285, 51221), (1955, 33667), (2227, 29555), (3013, 21845), (4369, 15065), (5911, 11135)]