81130036

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1560193}}^1$

素因数の和:1560210

約数の個数: 12

約数和(自身を含む): 152899012

約数和(自身を除く): 71768976

約数列:

[1, 2, 4, 13, 26, 52, 1560193, 3120386, 6240772, 20282509, 40565018, 81130036]

約数ペア:

[(1, 81130036), (2, 40565018), (4, 20282509), (13, 6240772), (26, 3120386), (52, 1560193)]