82778360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{1009}}^1$

素因数の和:1320

約数の個数: 64

約数和(自身を含む): 213796800

約数和(自身を除く): 131018440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 293, 586, 1009, 1172, 1465, 2018, 2051, 2344, 2930, 4036, 4102, 5045, 5860, 7063, 8072, 8204, 10090, 10255, 11720, 14126, 16408, 20180, 20510, 28252, 35315, 40360, 41020, 56504, 70630, 82040, 141260, 282520, 295637, 591274, 1182548, 1478185, 2069459, 2365096, 2956370, 4138918, 5912740, 8277836, 10347295, 11825480, 16555672, 20694590, 41389180, 82778360]

約数ペア:

[(1, 82778360), (2, 41389180), (4, 20694590), (5, 16555672), (7, 11825480), (8, 10347295), (10, 8277836), (14, 5912740), (20, 4138918), (28, 2956370), (35, 2365096), (40, 2069459), (56, 1478185), (70, 1182548), (140, 591274), (280, 295637), (293, 282520), (586, 141260), (1009, 82040), (1172, 70630), (1465, 56504), (2018, 41020), (2051, 40360), (2344, 35315), (2930, 28252), (4036, 20510), (4102, 20180), (5045, 16408), (5860, 14126), (7063, 11720), (8072, 10255), (8204, 10090)]