78282160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{8087}}^1$

素因数の和:8122

約数の個数: 60

約数和(自身を含む): 200080944

約数和(自身を除く): 121798784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 8087, 9680, 16174, 32348, 40435, 64696, 80870, 88957, 129392, 161740, 177914, 323480, 355828, 444785, 646960, 711656, 889570, 978527, 1423312, 1779140, 1957054, 3558280, 3914108, 4892635, 7116560, 7828216, 9785270, 15656432, 19570540, 39141080, 78282160]

約数ペア:

[(1, 78282160), (2, 39141080), (4, 19570540), (5, 15656432), (8, 9785270), (10, 7828216), (11, 7116560), (16, 4892635), (20, 3914108), (22, 3558280), (40, 1957054), (44, 1779140), (55, 1423312), (80, 978527), (88, 889570), (110, 711656), (121, 646960), (176, 444785), (220, 355828), (242, 323480), (440, 177914), (484, 161740), (605, 129392), (880, 88957), (968, 80870), (1210, 64696), (1936, 40435), (2420, 32348), (4840, 16174), (8087, 9680)]