25881865

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{503}}^1$

素因数の和:800

約数の個数: 16

約数和(自身を含む): 32006016

約数和(自身を除く): 6124151

約数列:

[1, 5, 41, 205, 251, 503, 1255, 2515, 10291, 20623, 51455, 103115, 126253, 631265, 5176373, 25881865]

約数ペア:

[(1, 25881865), (5, 5176373), (41, 631265), (205, 126253), (251, 103115), (503, 51455), (1255, 20623), (2515, 10291)]