81596368

素因数分解:

$2^4\times 7^2\times {\mathrm{199}}^1\times {\mathrm{523}}^1$

素因数の和:744

約数の個数: 60

約数和(自身を含む): 185181600

約数和(自身を除く): 103585232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 199, 392, 398, 523, 784, 796, 1046, 1393, 1592, 2092, 2786, 3184, 3661, 4184, 5572, 7322, 8368, 9751, 11144, 14644, 19502, 22288, 25627, 29288, 39004, 51254, 58576, 78008, 102508, 104077, 156016, 205016, 208154, 410032, 416308, 728539, 832616, 1457078, 1665232, 2914156, 5099773, 5828312, 10199546, 11656624, 20399092, 40798184, 81596368]

約数ペア:

[(1, 81596368), (2, 40798184), (4, 20399092), (7, 11656624), (8, 10199546), (14, 5828312), (16, 5099773), (28, 2914156), (49, 1665232), (56, 1457078), (98, 832616), (112, 728539), (196, 416308), (199, 410032), (392, 208154), (398, 205016), (523, 156016), (784, 104077), (796, 102508), (1046, 78008), (1393, 58576), (1592, 51254), (2092, 39004), (2786, 29288), (3184, 25627), (3661, 22288), (4184, 19502), (5572, 14644), (7322, 11144), (8368, 9751)]