80412248

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{197}}^2$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 177871920

約数和(自身を除く): 97459672

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 197, 259, 296, 394, 518, 788, 1036, 1379, 1576, 2072, 2758, 5516, 7289, 11032, 14578, 29156, 38809, 51023, 58312, 77618, 102046, 155236, 204092, 271663, 310472, 408184, 543326, 1086652, 1435933, 2173304, 2871866, 5743732, 10051531, 11487464, 20103062, 40206124, 80412248]

約数ペア:

[(1, 80412248), (2, 40206124), (4, 20103062), (7, 11487464), (8, 10051531), (14, 5743732), (28, 2871866), (37, 2173304), (56, 1435933), (74, 1086652), (148, 543326), (197, 408184), (259, 310472), (296, 271663), (394, 204092), (518, 155236), (788, 102046), (1036, 77618), (1379, 58312), (1576, 51023), (2072, 38809), (2758, 29156), (5516, 14578), (7289, 11032)]