21787016600

素因数分解:

$2^3\times 5^2\times {\mathrm{2089}}^1\times {\mathrm{52147}}^1$

素因数の和:54252

約数の個数: 48

約数和(自身を含む): 50680033800

約数和(自身を除く): 28893017200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 2089, 4178, 8356, 10445, 16712, 20890, 41780, 52147, 52225, 83560, 104294, 104450, 208588, 208900, 260735, 417176, 417800, 521470, 1042940, 1303675, 2085880, 2607350, 5214700, 10429400, 108935083, 217870166, 435740332, 544675415, 871480664, 1089350830, 2178701660, 2723377075, 4357403320, 5446754150, 10893508300, 21787016600]

約数ペア:

[(1, 21787016600), (2, 10893508300), (4, 5446754150), (5, 4357403320), (8, 2723377075), (10, 2178701660), (20, 1089350830), (25, 871480664), (40, 544675415), (50, 435740332), (100, 217870166), (200, 108935083), (2089, 10429400), (4178, 5214700), (8356, 2607350), (10445, 2085880), (16712, 1303675), (20890, 1042940), (41780, 521470), (52147, 417800), (52225, 417176), (83560, 260735), (104294, 208900), (104450, 208588)]