421096900225

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{543350839}}^1$

素因数の和:543350880

約数の個数: 12

約数和(自身を含む): 539004033280

約数和(自身を除く): 117907133055

約数列:

[1, 5, 25, 31, 155, 775, 543350839, 2716754195, 13583770975, 16843876009, 84219380045, 421096900225]

約数ペア:

[(1, 421096900225), (5, 84219380045), (25, 16843876009), (31, 13583770975), (155, 2716754195), (775, 543350839)]