55348400

素因数分解:

$2^4\times 5^2\times {\mathrm{138371}}^1$

素因数の和:138389

約数の個数: 30

約数和(自身を含む): 132975492

約数和(自身を除く): 77627092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 138371, 276742, 553484, 691855, 1106968, 1383710, 2213936, 2767420, 3459275, 5534840, 6918550, 11069680, 13837100, 27674200, 55348400]

約数ペア:

[(1, 55348400), (2, 27674200), (4, 13837100), (5, 11069680), (8, 6918550), (10, 5534840), (16, 3459275), (20, 2767420), (25, 2213936), (40, 1383710), (50, 1106968), (80, 691855), (100, 553484), (200, 276742), (400, 138371)]