20852075

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 26813760

約数和(自身を除く): 5961685

約数列:

[1, 5, 25, 59, 67, 211, 295, 335, 1055, 1475, 1675, 3953, 5275, 12449, 14137, 19765, 62245, 70685, 98825, 311225, 353425, 834083, 4170415, 20852075]

約数ペア:

[(1, 20852075), (5, 4170415), (25, 834083), (59, 353425), (67, 311225), (211, 98825), (295, 70685), (335, 62245), (1055, 19765), (1475, 14137), (1675, 12449), (3953, 5275)]