80629616

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6469}}^1$

素因数の和:6537

約数の個数: 40

約数和(自身を含む): 168478800

約数和(自身を除く): 87849184

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 6232, 6469, 12464, 12938, 25876, 51752, 103504, 122911, 245822, 265229, 491644, 530458, 983288, 1060916, 1966576, 2121832, 4243664, 5039351, 10078702, 20157404, 40314808, 80629616]

約数ペア:

[(1, 80629616), (2, 40314808), (4, 20157404), (8, 10078702), (16, 5039351), (19, 4243664), (38, 2121832), (41, 1966576), (76, 1060916), (82, 983288), (152, 530458), (164, 491644), (304, 265229), (328, 245822), (656, 122911), (779, 103504), (1558, 51752), (3116, 25876), (6232, 12938), (6469, 12464)]