78870844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{4877}}^1$

素因数の和:5205

約数の個数: 24

約数和(自身を含む): 149149728

約数和(自身を除く): 70278884

約数列:

[1, 2, 4, 13, 26, 52, 311, 622, 1244, 4043, 4877, 8086, 9754, 16172, 19508, 63401, 126802, 253604, 1516747, 3033494, 6066988, 19717711, 39435422, 78870844]

約数ペア:

[(1, 78870844), (2, 39435422), (4, 19717711), (13, 6066988), (26, 3033494), (52, 1516747), (311, 253604), (622, 126802), (1244, 63401), (4043, 19508), (4877, 16172), (8086, 9754)]