31687691504

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1\times {\mathrm{15271}}^1$

素因数の和:15574

約数の個数: 80

約数和(自身を含む): 71264772096

約数和(自身を除く): 39577080592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 191, 194, 382, 388, 679, 764, 776, 1337, 1358, 1528, 1552, 2674, 2716, 3056, 5348, 5432, 10696, 10864, 15271, 18527, 21392, 30542, 37054, 61084, 74108, 106897, 122168, 129689, 148216, 213794, 244336, 259378, 296432, 427588, 518756, 855176, 1037512, 1481287, 1710352, 2075024, 2916761, 2962574, 5833522, 5925148, 10369009, 11667044, 11850296, 20417327, 20738018, 23334088, 23700592, 40834654, 41476036, 46668176, 81669308, 82952072, 163338616, 165904144, 282925817, 326677232, 565851634, 1131703268, 1980480719, 2263406536, 3960961438, 4526813072, 7921922876, 15843845752, 31687691504]

約数ペア:

[(1, 31687691504), (2, 15843845752), (4, 7921922876), (7, 4526813072), (8, 3960961438), (14, 2263406536), (16, 1980480719), (28, 1131703268), (56, 565851634), (97, 326677232), (112, 282925817), (191, 165904144), (194, 163338616), (382, 82952072), (388, 81669308), (679, 46668176), (764, 41476036), (776, 40834654), (1337, 23700592), (1358, 23334088), (1528, 20738018), (1552, 20417327), (2674, 11850296), (2716, 11667044), (3056, 10369009), (5348, 5925148), (5432, 5833522), (10696, 2962574), (10864, 2916761), (15271, 2075024), (18527, 1710352), (21392, 1481287), (30542, 1037512), (37054, 855176), (61084, 518756), (74108, 427588), (106897, 296432), (122168, 259378), (129689, 244336), (148216, 213794)]