27770800

素因数分解:

$2^4\times 5^2\times {\mathrm{69427}}^1$

素因数の和:69445

約数の個数: 30

約数和(自身を含む): 66720308

約数和(自身を除く): 38949508

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 69427, 138854, 277708, 347135, 555416, 694270, 1110832, 1388540, 1735675, 2777080, 3471350, 5554160, 6942700, 13885400, 27770800]

約数ペア:

[(1, 27770800), (2, 13885400), (4, 6942700), (5, 5554160), (8, 3471350), (10, 2777080), (16, 1735675), (20, 1388540), (25, 1110832), (40, 694270), (50, 555416), (80, 347135), (100, 277708), (200, 138854), (400, 69427)]