78789128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{1759}}^1$

素因数の和:2285

約数の個数: 32

約数和(自身を含む): 161568000

約数和(自身を除く): 82778872

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 509, 1018, 1759, 2036, 3518, 4072, 5599, 7036, 11198, 14072, 19349, 22396, 38698, 44792, 77396, 154792, 895331, 1790662, 3581324, 7162648, 9848641, 19697282, 39394564, 78789128]

約数ペア:

[(1, 78789128), (2, 39394564), (4, 19697282), (8, 9848641), (11, 7162648), (22, 3581324), (44, 1790662), (88, 895331), (509, 154792), (1018, 77396), (1759, 44792), (2036, 38698), (3518, 22396), (4072, 19349), (5599, 14072), (7036, 11198)]