78080560

素因数分解:

$2^4\times 5^1\times {\mathrm{683}}^1\times {\mathrm{1429}}^1$

素因数の和:2125

約数の個数: 40

約数和(自身を含む): 181930320

約数和(自身を除く): 103849760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 683, 1366, 1429, 2732, 2858, 3415, 5464, 5716, 6830, 7145, 10928, 11432, 13660, 14290, 22864, 27320, 28580, 54640, 57160, 114320, 976007, 1952014, 3904028, 4880035, 7808056, 9760070, 15616112, 19520140, 39040280, 78080560]

約数ペア:

[(1, 78080560), (2, 39040280), (4, 19520140), (5, 15616112), (8, 9760070), (10, 7808056), (16, 4880035), (20, 3904028), (40, 1952014), (80, 976007), (683, 114320), (1366, 57160), (1429, 54640), (2732, 28580), (2858, 27320), (3415, 22864), (5464, 14290), (5716, 13660), (6830, 11432), (7145, 10928)]