68670804520

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1009}}^1\times {\mathrm{16519}}^1$

素因数の和:17642

約数の個数: 64

約数和(自身を含む): 156173472000

約数和(自身を除く): 87502667480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1009, 1030, 2018, 2060, 4036, 4120, 5045, 8072, 10090, 16519, 20180, 33038, 40360, 66076, 82595, 103927, 132152, 165190, 207854, 330380, 415708, 519635, 660760, 831416, 1039270, 1701457, 2078540, 3402914, 4157080, 6805828, 8507285, 13611656, 16667671, 17014570, 33335342, 34029140, 66670684, 68058280, 83338355, 133341368, 166676710, 333353420, 666706840, 1716770113, 3433540226, 6867080452, 8583850565, 13734160904, 17167701130, 34335402260, 68670804520]

約数ペア:

[(1, 68670804520), (2, 34335402260), (4, 17167701130), (5, 13734160904), (8, 8583850565), (10, 6867080452), (20, 3433540226), (40, 1716770113), (103, 666706840), (206, 333353420), (412, 166676710), (515, 133341368), (824, 83338355), (1009, 68058280), (1030, 66670684), (2018, 34029140), (2060, 33335342), (4036, 17014570), (4120, 16667671), (5045, 13611656), (8072, 8507285), (10090, 6805828), (16519, 4157080), (20180, 3402914), (33038, 2078540), (40360, 1701457), (66076, 1039270), (82595, 831416), (103927, 660760), (132152, 519635), (165190, 415708), (207854, 330380)]