1996808525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{881}}^1\times {\mathrm{5333}}^1$

素因数の和:6241

約数の個数: 24

約数和(自身を含む): 2625160104

約数和(自身を除く): 628351579

約数列:

[1, 5, 17, 25, 85, 425, 881, 4405, 5333, 14977, 22025, 26665, 74885, 90661, 133325, 374425, 453305, 2266525, 4698373, 23491865, 79872341, 117459325, 399361705, 1996808525]

約数ペア:

[(1, 1996808525), (5, 399361705), (17, 117459325), (25, 79872341), (85, 23491865), (425, 4698373), (881, 2266525), (4405, 453305), (5333, 374425), (14977, 133325), (22025, 90661), (26665, 74885)]