156777760

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{5077}}^1$

素因数の和:5285

約数の個数: 48

約数和(自身を含む): 372379896

約数和(自身を除く): 215602136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 5077, 6176, 7720, 10154, 15440, 20308, 25385, 30880, 40616, 50770, 81232, 101540, 162464, 203080, 406160, 812320, 979861, 1959722, 3919444, 4899305, 7838888, 9798610, 15677776, 19597220, 31355552, 39194440, 78388880, 156777760]

約数ペア:

[(1, 156777760), (2, 78388880), (4, 39194440), (5, 31355552), (8, 19597220), (10, 15677776), (16, 9798610), (20, 7838888), (32, 4899305), (40, 3919444), (80, 1959722), (160, 979861), (193, 812320), (386, 406160), (772, 203080), (965, 162464), (1544, 101540), (1930, 81232), (3088, 50770), (3860, 40616), (5077, 30880), (6176, 25385), (7720, 20308), (10154, 15440)]