145121360

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{13241}}^1$

素因数の和:13391

約数の個数: 40

約数和(自身を含む): 339895656

約数和(自身を除く): 194774296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 5480, 10960, 13241, 26482, 52964, 66205, 105928, 132410, 211856, 264820, 529640, 1059280, 1814017, 3628034, 7256068, 9070085, 14512136, 18140170, 29024272, 36280340, 72560680, 145121360]

約数ペア:

[(1, 145121360), (2, 72560680), (4, 36280340), (5, 29024272), (8, 18140170), (10, 14512136), (16, 9070085), (20, 7256068), (40, 3628034), (80, 1814017), (137, 1059280), (274, 529640), (548, 264820), (685, 211856), (1096, 132410), (1370, 105928), (2192, 66205), (2740, 52964), (5480, 26482), (10960, 13241)]