77928700

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:367

約数の個数: 72

約数和(自身を含む): 176082480

約数和(自身を除く): 98153780

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 83, 100, 164, 166, 205, 229, 332, 410, 415, 458, 820, 830, 916, 1025, 1145, 1660, 2050, 2075, 2290, 3403, 4100, 4150, 4580, 5725, 6806, 8300, 9389, 11450, 13612, 17015, 18778, 19007, 22900, 34030, 37556, 38014, 46945, 68060, 76028, 85075, 93890, 95035, 170150, 187780, 190070, 234725, 340300, 380140, 469450, 475175, 779287, 938900, 950350, 1558574, 1900700, 3117148, 3896435, 7792870, 15585740, 19482175, 38964350, 77928700]

約数ペア:

[(1, 77928700), (2, 38964350), (4, 19482175), (5, 15585740), (10, 7792870), (20, 3896435), (25, 3117148), (41, 1900700), (50, 1558574), (82, 950350), (83, 938900), (100, 779287), (164, 475175), (166, 469450), (205, 380140), (229, 340300), (332, 234725), (410, 190070), (415, 187780), (458, 170150), (820, 95035), (830, 93890), (916, 85075), (1025, 76028), (1145, 68060), (1660, 46945), (2050, 38014), (2075, 37556), (2290, 34030), (3403, 22900), (4100, 19007), (4150, 18778), (4580, 17015), (5725, 13612), (6806, 11450), (8300, 9389)]