68365648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{17299}}^1$

素因数の和:17339

約数の個数: 40

約数和(自身を含む): 150164000

約数和(自身を除く): 81798352

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 17299, 34598, 69196, 138392, 224887, 276784, 328681, 449774, 657362, 899548, 1314724, 1799096, 2629448, 3598192, 4272853, 5258896, 8545706, 17091412, 34182824, 68365648]

約数ペア:

[(1, 68365648), (2, 34182824), (4, 17091412), (8, 8545706), (13, 5258896), (16, 4272853), (19, 3598192), (26, 2629448), (38, 1799096), (52, 1314724), (76, 899548), (104, 657362), (152, 449774), (208, 328681), (247, 276784), (304, 224887), (494, 138392), (988, 69196), (1976, 34598), (3952, 17299)]