80481828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{997}}^1$

素因数の和:1073

約数の個数: 72

約数和(自身を含む): 221987136

約数和(自身を除く): 141505308

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 961, 997, 1302, 1922, 1994, 2604, 2883, 2991, 3844, 3988, 5766, 5982, 6727, 6979, 11532, 11964, 13454, 13958, 20181, 20937, 26908, 27916, 30907, 40362, 41874, 61814, 80724, 83748, 92721, 123628, 185442, 216349, 370884, 432698, 649047, 865396, 958117, 1298094, 1916234, 2596188, 2874351, 3832468, 5748702, 6706819, 11497404, 13413638, 20120457, 26827276, 40240914, 80481828]

約数ペア:

[(1, 80481828), (2, 40240914), (3, 26827276), (4, 20120457), (6, 13413638), (7, 11497404), (12, 6706819), (14, 5748702), (21, 3832468), (28, 2874351), (31, 2596188), (42, 1916234), (62, 1298094), (84, 958117), (93, 865396), (124, 649047), (186, 432698), (217, 370884), (372, 216349), (434, 185442), (651, 123628), (868, 92721), (961, 83748), (997, 80724), (1302, 61814), (1922, 41874), (1994, 40362), (2604, 30907), (2883, 27916), (2991, 26908), (3844, 20937), (3988, 20181), (5766, 13958), (5982, 13454), (6727, 11964), (6979, 11532)]