68428525

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{22621}}^1$

素因数の和:22653

約数の個数: 18

約数和(自身を含む): 93270506

約数和(自身を除く): 24841981

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 22621, 113105, 248831, 565525, 1244155, 2737141, 6220775, 13685705, 68428525]

約数ペア:

[(1, 68428525), (5, 13685705), (11, 6220775), (25, 2737141), (55, 1244155), (121, 565525), (275, 248831), (605, 113105), (3025, 22621)]