20432025

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1279}}^1$

素因数の和:1366

約数の個数: 36

約数和(自身を含む): 37140480

約数和(自身を除く): 16708455

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 1065, 1279, 1775, 3195, 3837, 5325, 6395, 11511, 15975, 19185, 31975, 57555, 90809, 95925, 272427, 287775, 454045, 817281, 1362135, 2270225, 4086405, 6810675, 20432025]

約数ペア:

[(1, 20432025), (3, 6810675), (5, 4086405), (9, 2270225), (15, 1362135), (25, 817281), (45, 454045), (71, 287775), (75, 272427), (213, 95925), (225, 90809), (355, 57555), (639, 31975), (1065, 19185), (1279, 15975), (1775, 11511), (3195, 6395), (3837, 5325)]