291225040

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{37529}}^1$

素因数の和:37639

約数の個数: 40

約数和(自身を含む): 684096840

約数和(自身を除く): 392871800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 37529, 75058, 150116, 187645, 300232, 375290, 600464, 750580, 1501160, 3002320, 3640313, 7280626, 14561252, 18201565, 29122504, 36403130, 58245008, 72806260, 145612520, 291225040]

約数ペア:

[(1, 291225040), (2, 145612520), (4, 72806260), (5, 58245008), (8, 36403130), (10, 29122504), (16, 18201565), (20, 14561252), (40, 7280626), (80, 3640313), (97, 3002320), (194, 1501160), (388, 750580), (485, 600464), (776, 375290), (970, 300232), (1552, 187645), (1940, 150116), (3880, 75058), (7760, 37529)]