78740728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{8209}}^1$

素因数の和:8335

約数の個数: 32

約数和(自身を含む): 162558000

約数和(自身を除く): 83817272

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 109, 218, 436, 872, 1199, 2398, 4796, 8209, 9592, 16418, 32836, 65672, 90299, 180598, 361196, 722392, 894781, 1789562, 3579124, 7158248, 9842591, 19685182, 39370364, 78740728]

約数ペア:

[(1, 78740728), (2, 39370364), (4, 19685182), (8, 9842591), (11, 7158248), (22, 3579124), (44, 1789562), (88, 894781), (109, 722392), (218, 361196), (436, 180598), (872, 90299), (1199, 65672), (2398, 32836), (4796, 16418), (8209, 9592)]