204009800

素因数分解:

$2^3\times 5^2\times {\mathrm{1020049}}^1$

素因数の和:1020065

約数の個数: 24

約数和(自身を含む): 474323250

約数和(自身を除く): 270313450

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 1020049, 2040098, 4080196, 5100245, 8160392, 10200490, 20400980, 25501225, 40801960, 51002450, 102004900, 204009800]

約数ペア:

[(1, 204009800), (2, 102004900), (4, 51002450), (5, 40801960), (8, 25501225), (10, 20400980), (20, 10200490), (25, 8160392), (40, 5100245), (50, 4080196), (100, 2040098), (200, 1020049)]