80738240

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22937}}^1$

素因数の和:22965

約数の個数: 56

約数和(自身を含む): 209745072

約数和(自身を除く): 129006832

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 22937, 45874, 91748, 114685, 183496, 229370, 252307, 366992, 458740, 504614, 733984, 917480, 1009228, 1261535, 1467968, 1834960, 2018456, 2523070, 3669920, 4036912, 5046140, 7339840, 8073824, 10092280, 16147648, 20184560, 40369120, 80738240]

約数ペア:

[(1, 80738240), (2, 40369120), (4, 20184560), (5, 16147648), (8, 10092280), (10, 8073824), (11, 7339840), (16, 5046140), (20, 4036912), (22, 3669920), (32, 2523070), (40, 2018456), (44, 1834960), (55, 1467968), (64, 1261535), (80, 1009228), (88, 917480), (110, 733984), (160, 504614), (176, 458740), (220, 366992), (320, 252307), (352, 229370), (440, 183496), (704, 114685), (880, 91748), (1760, 45874), (3520, 22937)]