68772700

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{3491}}^1$

素因数の和:3702

約数の個数: 36

約数和(自身を含む): 150037272

約数和(自身を除く): 81264572

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 985, 1970, 3491, 3940, 4925, 6982, 9850, 13964, 17455, 19700, 34910, 69820, 87275, 174550, 349100, 687727, 1375454, 2750908, 3438635, 6877270, 13754540, 17193175, 34386350, 68772700]

約数ペア:

[(1, 68772700), (2, 34386350), (4, 17193175), (5, 13754540), (10, 6877270), (20, 3438635), (25, 2750908), (50, 1375454), (100, 687727), (197, 349100), (394, 174550), (788, 87275), (985, 69820), (1970, 34910), (3491, 19700), (3940, 17455), (4925, 13964), (6982, 9850)]