5491188400

素因数分解:

$2^4\times 5^2\times {\mathrm{13727971}}^1$

素因数の和:13727989

約数の個数: 30

約数和(自身を含む): 13192581092

約数和(自身を除く): 7701392692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 13727971, 27455942, 54911884, 68639855, 109823768, 137279710, 219647536, 274559420, 343199275, 549118840, 686398550, 1098237680, 1372797100, 2745594200, 5491188400]

約数ペア:

[(1, 5491188400), (2, 2745594200), (4, 1372797100), (5, 1098237680), (8, 686398550), (10, 549118840), (16, 343199275), (20, 274559420), (25, 219647536), (40, 137279710), (50, 109823768), (80, 68639855), (100, 54911884), (200, 27455942), (400, 13727971)]