1276221200

素因数分解:

$2^4\times 5^2\times {\mathrm{3190553}}^1$

素因数の和:3190571

約数の個数: 30

約数和(自身を含む): 3066122394

約数和(自身を除く): 1789901194

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 3190553, 6381106, 12762212, 15952765, 25524424, 31905530, 51048848, 63811060, 79763825, 127622120, 159527650, 255244240, 319055300, 638110600, 1276221200]

約数ペア:

[(1, 1276221200), (2, 638110600), (4, 319055300), (5, 255244240), (8, 159527650), (10, 127622120), (16, 79763825), (20, 63811060), (25, 51048848), (40, 31905530), (50, 25524424), (80, 15952765), (100, 12762212), (200, 6381106), (400, 3190553)]