80653328

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:436

約数の個数: 80

約数和(自身を含む): 189987840

約数和(自身を除く): 109334512

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 151, 152, 251, 266, 302, 304, 502, 532, 604, 1004, 1057, 1064, 1208, 1757, 2008, 2114, 2128, 2416, 2869, 3514, 4016, 4228, 4769, 5738, 7028, 8456, 9538, 11476, 14056, 16912, 19076, 20083, 22952, 28112, 33383, 37901, 38152, 40166, 45904, 66766, 75802, 76304, 80332, 133532, 151604, 160664, 265307, 267064, 303208, 321328, 530614, 534128, 606416, 720119, 1061228, 1440238, 2122456, 2880476, 4244912, 5040833, 5760952, 10081666, 11521904, 20163332, 40326664, 80653328]

約数ペア:

[(1, 80653328), (2, 40326664), (4, 20163332), (7, 11521904), (8, 10081666), (14, 5760952), (16, 5040833), (19, 4244912), (28, 2880476), (38, 2122456), (56, 1440238), (76, 1061228), (112, 720119), (133, 606416), (151, 534128), (152, 530614), (251, 321328), (266, 303208), (302, 267064), (304, 265307), (502, 160664), (532, 151604), (604, 133532), (1004, 80332), (1057, 76304), (1064, 75802), (1208, 66766), (1757, 45904), (2008, 40166), (2114, 38152), (2128, 37901), (2416, 33383), (2869, 28112), (3514, 22952), (4016, 20083), (4228, 19076), (4769, 16912), (5738, 14056), (7028, 11476), (8456, 9538)]