1640877205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{2903}}^1$

素因数の和:3201

約数の個数: 32

約数和(自身を含む): 2207969280

約数和(自身を除く): 567092075

約数列:

[1, 5, 11, 43, 55, 215, 239, 473, 1195, 2365, 2629, 2903, 10277, 13145, 14515, 31933, 51385, 113047, 124829, 159665, 565235, 624145, 693817, 1373119, 3469085, 6865595, 7631987, 29834131, 38159935, 149170655, 328175441, 1640877205]

約数ペア:

[(1, 1640877205), (5, 328175441), (11, 149170655), (43, 38159935), (55, 29834131), (215, 7631987), (239, 6865595), (473, 3469085), (1195, 1373119), (2365, 693817), (2629, 624145), (2903, 565235), (10277, 159665), (13145, 124829), (14515, 113047), (31933, 51385)]