171771825

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{677}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 302659200

約数和(自身を除く): 130887375

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 199, 255, 425, 597, 677, 995, 1275, 2031, 2985, 3383, 3385, 4975, 10149, 10155, 11509, 14925, 16915, 16925, 34527, 50745, 50775, 57545, 84575, 134723, 172635, 253725, 287725, 404169, 673615, 863175, 2020845, 2290291, 3368075, 6870873, 10104225, 11451455, 34354365, 57257275, 171771825]

約数ペア:

[(1, 171771825), (3, 57257275), (5, 34354365), (15, 11451455), (17, 10104225), (25, 6870873), (51, 3368075), (75, 2290291), (85, 2020845), (199, 863175), (255, 673615), (425, 404169), (597, 287725), (677, 253725), (995, 172635), (1275, 134723), (2031, 84575), (2985, 57545), (3383, 50775), (3385, 50745), (4975, 34527), (10149, 16925), (10155, 16915), (11509, 14925)]