8220200725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{421009}}^1$

素因数の和:421101

約数の個数: 24

約数和(自身を含む): 11276331840

約数和(自身を除く): 3056131115

約数列:

[1, 5, 11, 25, 55, 71, 275, 355, 781, 1775, 3905, 19525, 421009, 2105045, 4631099, 10525225, 23155495, 29891639, 115777475, 149458195, 328808029, 747290975, 1644040145, 8220200725]

約数ペア:

[(1, 8220200725), (5, 1644040145), (11, 747290975), (25, 328808029), (55, 149458195), (71, 115777475), (275, 29891639), (355, 23155495), (781, 10525225), (1775, 4631099), (3905, 2105045), (19525, 421009)]