20348078375

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4211}}^1$

素因数の和:4329

約数の個数: 64

約数和(自身を含む): 27754721280

約数和(自身を除く): 7406642905

約数列:

[1, 5, 25, 29, 31, 43, 125, 145, 155, 215, 725, 775, 899, 1075, 1247, 1333, 3625, 3875, 4211, 4495, 5375, 6235, 6665, 21055, 22475, 31175, 33325, 38657, 105275, 112375, 122119, 130541, 155875, 166625, 181073, 193285, 526375, 610595, 652705, 905365, 966425, 3052975, 3263525, 3785689, 4526825, 4832125, 5251117, 5613263, 15264875, 16317625, 18928445, 22634125, 26255585, 28066315, 94642225, 131277925, 140331575, 162784627, 473211125, 656389625, 701657875, 813923135, 4069615675, 20348078375]

約数ペア:

[(1, 20348078375), (5, 4069615675), (25, 813923135), (29, 701657875), (31, 656389625), (43, 473211125), (125, 162784627), (145, 140331575), (155, 131277925), (215, 94642225), (725, 28066315), (775, 26255585), (899, 22634125), (1075, 18928445), (1247, 16317625), (1333, 15264875), (3625, 5613263), (3875, 5251117), (4211, 4832125), (4495, 4526825), (5375, 3785689), (6235, 3263525), (6665, 3052975), (21055, 966425), (22475, 905365), (31175, 652705), (33325, 610595), (38657, 526375), (105275, 193285), (112375, 181073), (122119, 166625), (130541, 155875)]