49988240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{32887}}^1$

素因数の和:32919

約数の個数: 40

約数和(自身を含む): 122343360

約数和(自身を除く): 72355120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 32887, 65774, 131548, 164435, 263096, 328870, 526192, 624853, 657740, 1249706, 1315480, 2499412, 2630960, 3124265, 4998824, 6248530, 9997648, 12497060, 24994120, 49988240]

約数ペア:

[(1, 49988240), (2, 24994120), (4, 12497060), (5, 9997648), (8, 6248530), (10, 4998824), (16, 3124265), (19, 2630960), (20, 2499412), (38, 1315480), (40, 1249706), (76, 657740), (80, 624853), (95, 526192), (152, 328870), (190, 263096), (304, 164435), (380, 131548), (760, 65774), (1520, 32887)]