799919798

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:333

約数の個数: 64

約数和(自身を含む): 1350708480

約数和(自身を除く): 550788682

約数列:

[1, 2, 19, 37, 38, 43, 74, 86, 101, 131, 202, 262, 703, 817, 1406, 1591, 1634, 1919, 2489, 3182, 3737, 3838, 4343, 4847, 4978, 5633, 7474, 8686, 9694, 11266, 13231, 26462, 30229, 60458, 71003, 82517, 92093, 107027, 142006, 160691, 165034, 184186, 208421, 214054, 251389, 321382, 416842, 489547, 502778, 568933, 979094, 1137866, 3053129, 3959999, 6106258, 7919998, 9301393, 10809727, 18602786, 21050521, 21619454, 42101042, 399959899, 799919798]

約数ペア:

[(1, 799919798), (2, 399959899), (19, 42101042), (37, 21619454), (38, 21050521), (43, 18602786), (74, 10809727), (86, 9301393), (101, 7919998), (131, 6106258), (202, 3959999), (262, 3053129), (703, 1137866), (817, 979094), (1406, 568933), (1591, 502778), (1634, 489547), (1919, 416842), (2489, 321382), (3182, 251389), (3737, 214054), (3838, 208421), (4343, 184186), (4847, 165034), (4978, 160691), (5633, 142006), (7474, 107027), (8686, 92093), (9694, 82517), (11266, 71003), (13231, 60458), (26462, 30229)]