85421200

素因数分解:

$2^4\times 5^2\times {\mathrm{213553}}^1$

素因数の和:213571

約数の個数: 30

約数和(自身を含む): 205225394

約数和(自身を除く): 119804194

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 213553, 427106, 854212, 1067765, 1708424, 2135530, 3416848, 4271060, 5338825, 8542120, 10677650, 17084240, 21355300, 42710600, 85421200]

約数ペア:

[(1, 85421200), (2, 42710600), (4, 21355300), (5, 17084240), (8, 10677650), (10, 8542120), (16, 5338825), (20, 4271060), (25, 3416848), (40, 2135530), (50, 1708424), (80, 1067765), (100, 854212), (200, 427106), (400, 213553)]