157440700

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{16231}}^1$

素因数の和:16342

約数の個数: 36

約数和(自身を含む): 345189712

約数和(自身を除く): 187749012

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 2425, 4850, 9700, 16231, 32462, 64924, 81155, 162310, 324620, 405775, 811550, 1574407, 1623100, 3148814, 6297628, 7872035, 15744070, 31488140, 39360175, 78720350, 157440700]

約数ペア:

[(1, 157440700), (2, 78720350), (4, 39360175), (5, 31488140), (10, 15744070), (20, 7872035), (25, 6297628), (50, 3148814), (97, 1623100), (100, 1574407), (194, 811550), (388, 405775), (485, 324620), (970, 162310), (1940, 81155), (2425, 64924), (4850, 32462), (9700, 16231)]