80648480

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45823}}^1$

素因数の和:45849

約数の個数: 48

約数和(自身を含む): 207857664

約数和(自身を除く): 127209184

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 45823, 91646, 183292, 229115, 366584, 458230, 504053, 733168, 916460, 1008106, 1466336, 1832920, 2016212, 2520265, 3665840, 4032424, 5040530, 7331680, 8064848, 10081060, 16129696, 20162120, 40324240, 80648480]

約数ペア:

[(1, 80648480), (2, 40324240), (4, 20162120), (5, 16129696), (8, 10081060), (10, 8064848), (11, 7331680), (16, 5040530), (20, 4032424), (22, 3665840), (32, 2520265), (40, 2016212), (44, 1832920), (55, 1466336), (80, 1008106), (88, 916460), (110, 733168), (160, 504053), (176, 458230), (220, 366584), (352, 229115), (440, 183292), (880, 91646), (1760, 45823)]