12796801900

素因数分解:

$2^2\times 5^2\times {\mathrm{127968019}}^1$

素因数の和:127968033

約数の個数: 18

約数和(自身を含む): 27769060340

約数和(自身を除く): 14972258440

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 127968019, 255936038, 511872076, 639840095, 1279680190, 2559360380, 3199200475, 6398400950, 12796801900]

約数ペア:

[(1, 12796801900), (2, 6398400950), (4, 3199200475), (5, 2559360380), (10, 1279680190), (20, 639840095), (25, 511872076), (50, 255936038), (100, 127968019)]