203208025

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{1061}}^1$

素因数の和:1281

約数の個数: 24

約数和(自身を含む): 259161984

約数和(自身を除く): 55953959

約数列:

[1, 5, 25, 47, 163, 235, 815, 1061, 1175, 4075, 5305, 7661, 26525, 38305, 49867, 172943, 191525, 249335, 864715, 1246675, 4323575, 8128321, 40641605, 203208025]

約数ペア:

[(1, 203208025), (5, 40641605), (25, 8128321), (47, 4323575), (163, 1246675), (235, 864715), (815, 249335), (1061, 191525), (1175, 172943), (4075, 49867), (5305, 38305), (7661, 26525)]