80797750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^2\times {\mathrm{2671}}^1$

素因数の和:2710

約数の個数: 48

約数和(自身を含む): 166315968

約数和(自身を除く): 85518218

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 125, 242, 250, 275, 550, 605, 1210, 1375, 2671, 2750, 3025, 5342, 6050, 13355, 15125, 26710, 29381, 30250, 58762, 66775, 133550, 146905, 293810, 323191, 333875, 646382, 667750, 734525, 1469050, 1615955, 3231910, 3672625, 7345250, 8079775, 16159550, 40398875, 80797750]

約数ペア:

[(1, 80797750), (2, 40398875), (5, 16159550), (10, 8079775), (11, 7345250), (22, 3672625), (25, 3231910), (50, 1615955), (55, 1469050), (110, 734525), (121, 667750), (125, 646382), (242, 333875), (250, 323191), (275, 293810), (550, 146905), (605, 133550), (1210, 66775), (1375, 58762), (2671, 30250), (2750, 29381), (3025, 26710), (5342, 15125), (6050, 13355)]