81110290

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{219217}}^1$

素因数の和:219261

約数の個数: 16

約数和(自身を含む): 149945112

約数和(自身を除く): 68834822

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 219217, 438434, 1096085, 2192170, 8111029, 16222058, 40555145, 81110290]

約数ペア:

[(1, 81110290), (2, 40555145), (5, 16222058), (10, 8111029), (37, 2192170), (74, 1096085), (185, 438434), (370, 219217)]