81856105

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{577}}^1\times {\mathrm{1669}}^1$

素因数の和:2268

約数の個数: 16

約数和(自身を含む): 104248080

約数和(自身を除く): 22391975

約数列:

[1, 5, 17, 85, 577, 1669, 2885, 8345, 9809, 28373, 49045, 141865, 963013, 4815065, 16371221, 81856105]

約数ペア:

[(1, 81856105), (5, 16371221), (17, 4815065), (85, 963013), (577, 141865), (1669, 49045), (2885, 28373), (8345, 9809)]