55002800

素因数分解:

$2^4\times 5^2\times {\mathrm{137507}}^1$

素因数の和:137525

約数の個数: 30

約数和(自身を含む): 132145188

約数和(自身を除く): 77142388

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 137507, 275014, 550028, 687535, 1100056, 1375070, 2200112, 2750140, 3437675, 5500280, 6875350, 11000560, 13750700, 27501400, 55002800]

約数ペア:

[(1, 55002800), (2, 27501400), (4, 13750700), (5, 11000560), (8, 6875350), (10, 5500280), (16, 3437675), (20, 2750140), (25, 2200112), (40, 1375070), (50, 1100056), (80, 687535), (100, 550028), (200, 275014), (400, 137507)]