87856

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:61

約数の個数: 30

約数和(自身を含む): 190340

約数和(自身を除く): 102484

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 289, 304, 323, 578, 646, 1156, 1292, 2312, 2584, 4624, 5168, 5491, 10982, 21964, 43928, 87856]

約数ペア:

[(1, 87856), (2, 43928), (4, 21964), (8, 10982), (16, 5491), (17, 5168), (19, 4624), (34, 2584), (38, 2312), (68, 1292), (76, 1156), (136, 646), (152, 578), (272, 323), (289, 304)]