8051600

素因数分解:

$2^4\times 5^2\times {\mathrm{20129}}^1$

素因数の和:20147

約数の個数: 30

約数和(自身を含む): 19344930

約数和(自身を除く): 11293330

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 20129, 40258, 80516, 100645, 161032, 201290, 322064, 402580, 503225, 805160, 1006450, 1610320, 2012900, 4025800, 8051600]

約数ペア:

[(1, 8051600), (2, 4025800), (4, 2012900), (5, 1610320), (8, 1006450), (10, 805160), (16, 503225), (20, 402580), (25, 322064), (40, 201290), (50, 161032), (80, 100645), (100, 80516), (200, 40258), (400, 20129)]