25813645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{457}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 36933120

約数和(自身を除く): 11119475

約数列:

[1, 5, 11, 13, 55, 65, 79, 143, 395, 457, 715, 869, 1027, 2285, 4345, 5027, 5135, 5941, 11297, 25135, 29705, 36103, 56485, 65351, 180515, 326755, 397133, 469339, 1985665, 2346695, 5162729, 25813645]

約数ペア:

[(1, 25813645), (5, 5162729), (11, 2346695), (13, 1985665), (55, 469339), (65, 397133), (79, 326755), (143, 180515), (395, 65351), (457, 56485), (715, 36103), (869, 29705), (1027, 25135), (2285, 11297), (4345, 5941), (5027, 5135)]