80338450

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{14741}}^1$

素因数の和:14862

約数の個数: 24

約数和(自身を含む): 150810660

約数和(自身を除く): 70472210

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 545, 1090, 2725, 5450, 14741, 29482, 73705, 147410, 368525, 737050, 1606769, 3213538, 8033845, 16067690, 40169225, 80338450]

約数ペア:

[(1, 80338450), (2, 40169225), (5, 16067690), (10, 8033845), (25, 3213538), (50, 1606769), (109, 737050), (218, 368525), (545, 147410), (1090, 73705), (2725, 29482), (5450, 14741)]