21167688400

素因数分解:

$2^4\times 5^2\times {\mathrm{52919221}}^1$

素因数の和:52919239

約数の個数: 30

約数和(自身を含む): 50855372342

約数和(自身を除く): 29687683942

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 52919221, 105838442, 211676884, 264596105, 423353768, 529192210, 846707536, 1058384420, 1322980525, 2116768840, 2645961050, 4233537680, 5291922100, 10583844200, 21167688400]

約数ペア:

[(1, 21167688400), (2, 10583844200), (4, 5291922100), (5, 4233537680), (8, 2645961050), (10, 2116768840), (16, 1322980525), (20, 1058384420), (25, 846707536), (40, 529192210), (50, 423353768), (80, 264596105), (100, 211676884), (200, 105838442), (400, 52919221)]