20180890300

素因数分解:

$2^2\times 5^2\times {\mathrm{2251}}^1\times {\mathrm{89653}}^1$

素因数の和:91918

約数の個数: 36

約数和(自身を含む): 43812475336

約数和(自身を除く): 23631585036

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2251, 4502, 9004, 11255, 22510, 45020, 56275, 89653, 112550, 179306, 225100, 358612, 448265, 896530, 1793060, 2241325, 4482650, 8965300, 201808903, 403617806, 807235612, 1009044515, 2018089030, 4036178060, 5045222575, 10090445150, 20180890300]

約数ペア:

[(1, 20180890300), (2, 10090445150), (4, 5045222575), (5, 4036178060), (10, 2018089030), (20, 1009044515), (25, 807235612), (50, 403617806), (100, 201808903), (2251, 8965300), (4502, 4482650), (9004, 2241325), (11255, 1793060), (22510, 896530), (45020, 448265), (56275, 358612), (89653, 225100), (112550, 179306)]