72509168

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1741}}^1$

素因数の和:1905

約数の個数: 40

約数和(自身を含む): 149045520

約数和(自身を除く): 76536352

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 137, 152, 274, 304, 548, 1096, 1741, 2192, 2603, 3482, 5206, 6964, 10412, 13928, 20824, 27856, 33079, 41648, 66158, 132316, 238517, 264632, 477034, 529264, 954068, 1908136, 3816272, 4531823, 9063646, 18127292, 36254584, 72509168]

約数ペア:

[(1, 72509168), (2, 36254584), (4, 18127292), (8, 9063646), (16, 4531823), (19, 3816272), (38, 1908136), (76, 954068), (137, 529264), (152, 477034), (274, 264632), (304, 238517), (548, 132316), (1096, 66158), (1741, 41648), (2192, 33079), (2603, 27856), (3482, 20824), (5206, 13928), (6964, 10412)]