164656

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:300

約数の個数: 20

約数和(自身を含む): 328104

約数和(自身を除く): 163448

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 251, 328, 502, 656, 1004, 2008, 4016, 10291, 20582, 41164, 82328, 164656]

約数ペア:

[(1, 164656), (2, 82328), (4, 41164), (8, 20582), (16, 10291), (41, 4016), (82, 2008), (164, 1004), (251, 656), (328, 502)]