31778608

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:493

約数の個数: 40

約数和(自身を含む): 63652176

約数和(自身を除く): 31873568

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 193, 251, 328, 386, 502, 656, 772, 1004, 1544, 2008, 3088, 4016, 7913, 10291, 15826, 20582, 31652, 41164, 48443, 63304, 82328, 96886, 126608, 164656, 193772, 387544, 775088, 1986163, 3972326, 7944652, 15889304, 31778608]

約数ペア:

[(1, 31778608), (2, 15889304), (4, 7944652), (8, 3972326), (16, 1986163), (41, 775088), (82, 387544), (164, 193772), (193, 164656), (251, 126608), (328, 96886), (386, 82328), (502, 63304), (656, 48443), (772, 41164), (1004, 31652), (1544, 20582), (2008, 15826), (3088, 10291), (4016, 7913)]