51130805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{433}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 71245440

約数和(自身を除く): 20114635

約数列:

[1, 5, 11, 19, 55, 95, 113, 209, 433, 565, 1045, 1243, 2147, 2165, 4763, 6215, 8227, 10735, 23617, 23815, 41135, 48929, 90497, 118085, 244645, 452485, 538219, 929651, 2691095, 4648255, 10226161, 51130805]

約数ペア:

[(1, 51130805), (5, 10226161), (11, 4648255), (19, 2691095), (55, 929651), (95, 538219), (113, 452485), (209, 244645), (433, 118085), (565, 90497), (1045, 48929), (1243, 41135), (2147, 23815), (2165, 23617), (4763, 10735), (6215, 8227)]