81030836

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{2621}}^1$

素因数の和:2815

約数の個数: 24

約数和(自身を含む): 145363680

約数和(自身を除く): 64332844

約数列:

[1, 2, 4, 59, 118, 131, 236, 262, 524, 2621, 5242, 7729, 10484, 15458, 30916, 154639, 309278, 343351, 618556, 686702, 1373404, 20257709, 40515418, 81030836]

約数ペア:

[(1, 81030836), (2, 40515418), (4, 20257709), (59, 1373404), (118, 686702), (131, 618556), (236, 343351), (262, 309278), (524, 154639), (2621, 30916), (5242, 15458), (7729, 10484)]