80632025

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{421}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 102981504

約数和(自身を除く): 22349479

約数列:

[1, 5, 25, 47, 163, 235, 421, 815, 1175, 2105, 4075, 7661, 10525, 19787, 38305, 68623, 98935, 191525, 343115, 494675, 1715575, 3225281, 16126405, 80632025]

約数ペア:

[(1, 80632025), (5, 16126405), (25, 3225281), (47, 1715575), (163, 494675), (235, 343115), (421, 191525), (815, 98935), (1175, 68623), (2105, 38305), (4075, 19787), (7661, 10525)]