85874342405

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{4201}}^1\times {\mathrm{67021}}^1$

素因数の和:71288

約数の個数: 16

約数和(自身を含む): 104765037168

約数和(自身を除く): 18890694763

約数列:

[1, 5, 61, 305, 4201, 21005, 67021, 256261, 335105, 1281305, 4088281, 20441405, 281555221, 1407776105, 17174868481, 85874342405]

約数ペア:

[(1, 85874342405), (5, 17174868481), (61, 1407776105), (305, 281555221), (4201, 20441405), (21005, 4088281), (67021, 1281305), (256261, 335105)]