80498736560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1365311}}^1$

素因数の和:1365402

約数の個数: 80

約数和(自身を含む): 207221594112

約数和(自身を除く): 126722857552

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 67, 80, 88, 110, 134, 176, 220, 268, 335, 440, 536, 670, 737, 880, 1072, 1340, 1474, 2680, 2948, 3685, 5360, 5896, 7370, 11792, 14740, 29480, 58960, 1365311, 2730622, 5461244, 6826555, 10922488, 13653110, 15018421, 21844976, 27306220, 30036842, 54612440, 60073684, 75092105, 91475837, 109224880, 120147368, 150184210, 182951674, 240294736, 300368420, 365903348, 457379185, 600736840, 731806696, 914758370, 1006234207, 1201473680, 1463613392, 1829516740, 2012468414, 3659033480, 4024936828, 5031171035, 7318066960, 8049873656, 10062342070, 16099747312, 20124684140, 40249368280, 80498736560]

約数ペア:

[(1, 80498736560), (2, 40249368280), (4, 20124684140), (5, 16099747312), (8, 10062342070), (10, 8049873656), (11, 7318066960), (16, 5031171035), (20, 4024936828), (22, 3659033480), (40, 2012468414), (44, 1829516740), (55, 1463613392), (67, 1201473680), (80, 1006234207), (88, 914758370), (110, 731806696), (134, 600736840), (176, 457379185), (220, 365903348), (268, 300368420), (335, 240294736), (440, 182951674), (536, 150184210), (670, 120147368), (737, 109224880), (880, 91475837), (1072, 75092105), (1340, 60073684), (1474, 54612440), (2680, 30036842), (2948, 27306220), (3685, 21844976), (5360, 15018421), (5896, 13653110), (7370, 10922488), (11792, 6826555), (14740, 5461244), (29480, 2730622), (58960, 1365311)]