51608560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1787}}^1$

素因数の和:1838

約数の個数: 60

約数和(自身を含む): 126708408

約数和(自身を除く): 75099848

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1444, 1520, 1787, 1805, 2888, 3574, 3610, 5776, 7148, 7220, 8935, 14296, 14440, 17870, 28592, 28880, 33953, 35740, 67906, 71480, 135812, 142960, 169765, 271624, 339530, 543248, 645107, 679060, 1290214, 1358120, 2580428, 2716240, 3225535, 5160856, 6451070, 10321712, 12902140, 25804280, 51608560]

約数ペア:

[(1, 51608560), (2, 25804280), (4, 12902140), (5, 10321712), (8, 6451070), (10, 5160856), (16, 3225535), (19, 2716240), (20, 2580428), (38, 1358120), (40, 1290214), (76, 679060), (80, 645107), (95, 543248), (152, 339530), (190, 271624), (304, 169765), (361, 142960), (380, 135812), (722, 71480), (760, 67906), (1444, 35740), (1520, 33953), (1787, 28880), (1805, 28592), (2888, 17870), (3574, 14440), (3610, 14296), (5776, 8935), (7148, 7220)]