68265328

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5477}}^1$

素因数の和:5545

約数の個数: 40

約数和(自身を含む): 142647120

約数和(自身を除く): 74381792

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 5477, 6232, 10954, 12464, 21908, 43816, 87632, 104063, 208126, 224557, 416252, 449114, 832504, 898228, 1665008, 1796456, 3592912, 4266583, 8533166, 17066332, 34132664, 68265328]

約数ペア:

[(1, 68265328), (2, 34132664), (4, 17066332), (8, 8533166), (16, 4266583), (19, 3592912), (38, 1796456), (41, 1665008), (76, 898228), (82, 832504), (152, 449114), (164, 416252), (304, 224557), (328, 208126), (656, 104063), (779, 87632), (1558, 43816), (3116, 21908), (5477, 12464), (6232, 10954)]