68484656

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:501

約数の個数: 40

約数和(自身を含む): 135184800

約数和(自身を除く): 66700144

約数列:

[1, 2, 4, 8, 16, 137, 157, 199, 274, 314, 398, 548, 628, 796, 1096, 1256, 1592, 2192, 2512, 3184, 21509, 27263, 31243, 43018, 54526, 62486, 86036, 109052, 124972, 172072, 218104, 249944, 344144, 436208, 499888, 4280291, 8560582, 17121164, 34242328, 68484656]

約数ペア:

[(1, 68484656), (2, 34242328), (4, 17121164), (8, 8560582), (16, 4280291), (137, 499888), (157, 436208), (199, 344144), (274, 249944), (314, 218104), (398, 172072), (548, 124972), (628, 109052), (796, 86036), (1096, 62486), (1256, 54526), (1592, 43018), (2192, 31243), (2512, 27263), (3184, 21509)]