90790285

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{821}}^1\times {\mathrm{1301}}^1$

素因数の和:2144

約数の個数: 16

約数和(自身を含む): 115586352

約数和(自身を除く): 24796067

約数列:

[1, 5, 17, 85, 821, 1301, 4105, 6505, 13957, 22117, 69785, 110585, 1068121, 5340605, 18158057, 90790285]

約数ペア:

[(1, 90790285), (5, 18158057), (17, 5340605), (85, 1068121), (821, 110585), (1301, 69785), (4105, 22117), (6505, 13957)]