56225080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{337}}^1$

素因数の和:488

約数の個数: 64

約数和(自身を含む): 131171040

約数和(自身を除く): 74945960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 97, 172, 194, 215, 337, 344, 388, 430, 485, 674, 776, 860, 970, 1348, 1685, 1720, 1940, 2696, 3370, 3880, 4171, 6740, 8342, 13480, 14491, 16684, 20855, 28982, 32689, 33368, 41710, 57964, 65378, 72455, 83420, 115928, 130756, 144910, 163445, 166840, 261512, 289820, 326890, 579640, 653780, 1307560, 1405627, 2811254, 5622508, 7028135, 11245016, 14056270, 28112540, 56225080]

約数ペア:

[(1, 56225080), (2, 28112540), (4, 14056270), (5, 11245016), (8, 7028135), (10, 5622508), (20, 2811254), (40, 1405627), (43, 1307560), (86, 653780), (97, 579640), (172, 326890), (194, 289820), (215, 261512), (337, 166840), (344, 163445), (388, 144910), (430, 130756), (485, 115928), (674, 83420), (776, 72455), (860, 65378), (970, 57964), (1348, 41710), (1685, 33368), (1720, 32689), (1940, 28982), (2696, 20855), (3370, 16684), (3880, 14491), (4171, 13480), (6740, 8342)]