81730096

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:426

約数の個数: 80

約数和(自身を含む): 192448000

約数和(自身を除く): 110717904

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 193, 199, 266, 304, 386, 398, 532, 772, 796, 1064, 1351, 1393, 1544, 1592, 2128, 2702, 2786, 3088, 3184, 3667, 3781, 5404, 5572, 7334, 7562, 10808, 11144, 14668, 15124, 21616, 22288, 25669, 26467, 29336, 30248, 38407, 51338, 52934, 58672, 60496, 76814, 102676, 105868, 153628, 205352, 211736, 268849, 307256, 410704, 423472, 537698, 614512, 729733, 1075396, 1459466, 2150792, 2918932, 4301584, 5108131, 5837864, 10216262, 11675728, 20432524, 40865048, 81730096]

約数ペア:

[(1, 81730096), (2, 40865048), (4, 20432524), (7, 11675728), (8, 10216262), (14, 5837864), (16, 5108131), (19, 4301584), (28, 2918932), (38, 2150792), (56, 1459466), (76, 1075396), (112, 729733), (133, 614512), (152, 537698), (193, 423472), (199, 410704), (266, 307256), (304, 268849), (386, 211736), (398, 205352), (532, 153628), (772, 105868), (796, 102676), (1064, 76814), (1351, 60496), (1393, 58672), (1544, 52934), (1592, 51338), (2128, 38407), (2702, 30248), (2786, 29336), (3088, 26467), (3184, 25669), (3667, 22288), (3781, 21616), (5404, 15124), (5572, 14668), (7334, 11144), (7562, 10808)]