80493825

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 139276800

約数和(自身を除く): 58782975

約数列:

[1, 3, 5, 15, 25, 31, 75, 89, 93, 155, 267, 389, 445, 465, 775, 1167, 1335, 1945, 2225, 2325, 2759, 5835, 6675, 8277, 9725, 12059, 13795, 29175, 34621, 36177, 41385, 60295, 68975, 103863, 173105, 180885, 206925, 301475, 519315, 865525, 904425, 1073251, 2596575, 3219753, 5366255, 16098765, 26831275, 80493825]

約数ペア:

[(1, 80493825), (3, 26831275), (5, 16098765), (15, 5366255), (25, 3219753), (31, 2596575), (75, 1073251), (89, 904425), (93, 865525), (155, 519315), (267, 301475), (389, 206925), (445, 180885), (465, 173105), (775, 103863), (1167, 68975), (1335, 60295), (1945, 41385), (2225, 36177), (2325, 34621), (2759, 29175), (5835, 13795), (6675, 12059), (8277, 9725)]