40449616

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1$

素因数の和:559

約数の個数: 40

約数和(自身を含む): 80947944

約数和(自身を除く): 40498328

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 197, 313, 328, 394, 626, 656, 788, 1252, 1576, 2504, 3152, 5008, 8077, 12833, 16154, 25666, 32308, 51332, 61661, 64616, 102664, 123322, 129232, 205328, 246644, 493288, 986576, 2528101, 5056202, 10112404, 20224808, 40449616]

約数ペア:

[(1, 40449616), (2, 20224808), (4, 10112404), (8, 5056202), (16, 2528101), (41, 986576), (82, 493288), (164, 246644), (197, 205328), (313, 129232), (328, 123322), (394, 102664), (626, 64616), (656, 61661), (788, 51332), (1252, 32308), (1576, 25666), (2504, 16154), (3152, 12833), (5008, 8077)]