80409856

素因数分解:

$2^8\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 168948864

約数和(自身を除く): 88539008

約数列:

[1, 2, 4, 8, 16, 32, 41, 47, 64, 82, 94, 128, 163, 164, 188, 256, 326, 328, 376, 652, 656, 752, 1304, 1312, 1504, 1927, 2608, 2624, 3008, 3854, 5216, 5248, 6016, 6683, 7661, 7708, 10432, 10496, 12032, 13366, 15322, 15416, 20864, 26732, 30644, 30832, 41728, 53464, 61288, 61664, 106928, 122576, 123328, 213856, 245152, 246656, 314101, 427712, 490304, 493312, 628202, 855424, 980608, 1256404, 1710848, 1961216, 2512808, 5025616, 10051232, 20102464, 40204928, 80409856]

約数ペア:

[(1, 80409856), (2, 40204928), (4, 20102464), (8, 10051232), (16, 5025616), (32, 2512808), (41, 1961216), (47, 1710848), (64, 1256404), (82, 980608), (94, 855424), (128, 628202), (163, 493312), (164, 490304), (188, 427712), (256, 314101), (326, 246656), (328, 245152), (376, 213856), (652, 123328), (656, 122576), (752, 106928), (1304, 61664), (1312, 61288), (1504, 53464), (1927, 41728), (2608, 30832), (2624, 30644), (3008, 26732), (3854, 20864), (5216, 15416), (5248, 15322), (6016, 13366), (6683, 12032), (7661, 10496), (7708, 10432)]