205513225

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{277}}^1\times {\mathrm{503}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 260608320

約数和(自身を除く): 55095095

約数列:

[1, 5, 25, 59, 277, 295, 503, 1385, 1475, 2515, 6925, 12575, 16343, 29677, 81715, 139331, 148385, 408575, 696655, 741925, 3483275, 8220529, 41102645, 205513225]

約数ペア:

[(1, 205513225), (5, 41102645), (25, 8220529), (59, 3483275), (277, 741925), (295, 696655), (503, 408575), (1385, 148385), (1475, 139331), (2515, 81715), (6925, 29677), (12575, 16343)]