31168816

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:282

約数の個数: 80

約数和(自身を含む): 73884160

約数和(自身を除く): 42715344

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 97, 112, 133, 151, 152, 194, 266, 302, 304, 388, 532, 604, 679, 776, 1057, 1064, 1208, 1358, 1552, 1843, 2114, 2128, 2416, 2716, 2869, 3686, 4228, 5432, 5738, 7372, 8456, 10864, 11476, 12901, 14647, 14744, 16912, 20083, 22952, 25802, 29294, 29488, 40166, 45904, 51604, 58588, 80332, 102529, 103208, 117176, 160664, 205058, 206416, 234352, 278293, 321328, 410116, 556586, 820232, 1113172, 1640464, 1948051, 2226344, 3896102, 4452688, 7792204, 15584408, 31168816]

約数ペア:

[(1, 31168816), (2, 15584408), (4, 7792204), (7, 4452688), (8, 3896102), (14, 2226344), (16, 1948051), (19, 1640464), (28, 1113172), (38, 820232), (56, 556586), (76, 410116), (97, 321328), (112, 278293), (133, 234352), (151, 206416), (152, 205058), (194, 160664), (266, 117176), (302, 103208), (304, 102529), (388, 80332), (532, 58588), (604, 51604), (679, 45904), (776, 40166), (1057, 29488), (1064, 29294), (1208, 25802), (1358, 22952), (1552, 20083), (1843, 16912), (2114, 14744), (2128, 14647), (2416, 12901), (2716, 11476), (2869, 10864), (3686, 8456), (4228, 7372), (5432, 5738)]