26780525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1033}}^1$

素因数の和:1121

約数の個数: 24

約数和(自身を含む): 35772264

約数和(自身を除く): 8991739

約数列:

[1, 5, 17, 25, 61, 85, 305, 425, 1033, 1037, 1525, 5165, 5185, 17561, 25825, 25925, 63013, 87805, 315065, 439025, 1071221, 1575325, 5356105, 26780525]

約数ペア:

[(1, 26780525), (5, 5356105), (17, 1575325), (25, 1071221), (61, 439025), (85, 315065), (305, 87805), (425, 63013), (1033, 25925), (1037, 25825), (1525, 17561), (5165, 5185)]