205978691648

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{78497977}}^1$

素因数の和:78498030

約数の個数: 28

約数和(自身を含む): 418708214652

約数和(自身を除く): 212729523004

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 328, 656, 1312, 2624, 78497977, 156995954, 313991908, 627983816, 1255967632, 2511935264, 3218417057, 5023870528, 6436834114, 12873668228, 25747336456, 51494672912, 102989345824, 205978691648]

約数ペア:

[(1, 205978691648), (2, 102989345824), (4, 51494672912), (8, 25747336456), (16, 12873668228), (32, 6436834114), (41, 5023870528), (64, 3218417057), (82, 2511935264), (164, 1255967632), (328, 627983816), (656, 313991908), (1312, 156995954), (2624, 78497977)]