204905896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5039}}^1$

素因数の和:5098

約数の個数: 64

約数和(自身を含む): 457228800

約数和(自身を除く): 252322904

約数列:

[1, 2, 4, 8, 13, 17, 23, 26, 34, 46, 52, 68, 92, 104, 136, 184, 221, 299, 391, 442, 598, 782, 884, 1196, 1564, 1768, 2392, 3128, 5039, 5083, 10078, 10166, 20156, 20332, 40312, 40664, 65507, 85663, 115897, 131014, 171326, 231794, 262028, 342652, 463588, 524056, 685304, 927176, 1113619, 1506661, 1970249, 2227238, 3013322, 3940498, 4454476, 6026644, 7880996, 8908952, 12053288, 15761992, 25613237, 51226474, 102452948, 204905896]

約数ペア:

[(1, 204905896), (2, 102452948), (4, 51226474), (8, 25613237), (13, 15761992), (17, 12053288), (23, 8908952), (26, 7880996), (34, 6026644), (46, 4454476), (52, 3940498), (68, 3013322), (92, 2227238), (104, 1970249), (136, 1506661), (184, 1113619), (221, 927176), (299, 685304), (391, 524056), (442, 463588), (598, 342652), (782, 262028), (884, 231794), (1196, 171326), (1564, 131014), (1768, 115897), (2392, 85663), (3128, 65507), (5039, 40664), (5083, 40312), (10078, 20332), (10166, 20156)]