54640885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{2161}}^1$

素因数の和:2568

約数の個数: 16

約数和(自身を含む): 70827120

約数和(自身を除く): 16186235

約数列:

[1, 5, 13, 65, 389, 1945, 2161, 5057, 10805, 25285, 28093, 140465, 840629, 4203145, 10928177, 54640885]

約数ペア:

[(1, 54640885), (5, 10928177), (13, 4203145), (65, 840629), (389, 140465), (1945, 28093), (2161, 25285), (5057, 10805)]