28290400

素因数分解:

$2^5\times 5^2\times {\mathrm{35363}}^1$

素因数の和:35383

約数の個数: 36

約数和(自身を含む): 69065892

約数和(自身を除く): 40775492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 35363, 70726, 141452, 176815, 282904, 353630, 565808, 707260, 884075, 1131616, 1414520, 1768150, 2829040, 3536300, 5658080, 7072600, 14145200, 28290400]

約数ペア:

[(1, 28290400), (2, 14145200), (4, 7072600), (5, 5658080), (8, 3536300), (10, 2829040), (16, 1768150), (20, 1414520), (25, 1131616), (32, 884075), (40, 707260), (50, 565808), (80, 353630), (100, 282904), (160, 176815), (200, 141452), (400, 70726), (800, 35363)]