68283860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83273}}^1$

素因数の和:83323

約数の個数: 24

約数和(自身を含む): 146895336

約数和(自身を除く): 78611476

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 83273, 166546, 333092, 416365, 832730, 1665460, 3414193, 6828386, 13656772, 17070965, 34141930, 68283860]

約数ペア:

[(1, 68283860), (2, 34141930), (4, 17070965), (5, 13656772), (10, 6828386), (20, 3414193), (41, 1665460), (82, 832730), (164, 416365), (205, 333092), (410, 166546), (820, 83273)]