258200848

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{240859}}^1$

素因数の和:240934

約数の個数: 20

約数和(自身を含む): 507732880

約数和(自身を除く): 249532032

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 240859, 481718, 963436, 1926872, 3853744, 16137553, 32275106, 64550212, 129100424, 258200848]

約数ペア:

[(1, 258200848), (2, 129100424), (4, 64550212), (8, 32275106), (16, 16137553), (67, 3853744), (134, 1926872), (268, 963436), (536, 481718), (1072, 240859)]