80644312

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{38921}}^1$

素因数の和:38971

約数の個数: 32

約数和(自身を含む): 177484320

約数和(自身を除く): 96840008

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 38921, 77842, 155684, 272447, 311368, 544894, 1089788, 1440077, 2179576, 2880154, 5760308, 10080539, 11520616, 20161078, 40322156, 80644312]

約数ペア:

[(1, 80644312), (2, 40322156), (4, 20161078), (7, 11520616), (8, 10080539), (14, 5760308), (28, 2880154), (37, 2179576), (56, 1440077), (74, 1089788), (148, 544894), (259, 311368), (296, 272447), (518, 155684), (1036, 77842), (2072, 38921)]