81982992

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^2$

素因数の和:305

約数の個数: 120

約数和(自身を含む): 262580416

約数和(自身を除く): 180597424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 137, 156, 168, 182, 208, 273, 274, 312, 336, 364, 411, 546, 548, 624, 728, 822, 959, 1092, 1096, 1456, 1644, 1781, 1918, 2184, 2192, 2877, 3288, 3562, 3836, 4368, 5343, 5754, 6576, 7124, 7672, 10686, 11508, 12467, 14248, 15344, 18769, 21372, 23016, 24934, 28496, 37401, 37538, 42744, 46032, 49868, 56307, 74802, 75076, 85488, 99736, 112614, 131383, 149604, 150152, 199472, 225228, 243997, 262766, 299208, 300304, 394149, 450456, 487994, 525532, 598416, 731991, 788298, 900912, 975988, 1051064, 1463982, 1576596, 1707979, 1951976, 2102128, 2927964, 3153192, 3415958, 3903952, 5123937, 5855928, 6306384, 6831916, 10247874, 11711856, 13663832, 20495748, 27327664, 40991496, 81982992]

約数ペア:

[(1, 81982992), (2, 40991496), (3, 27327664), (4, 20495748), (6, 13663832), (7, 11711856), (8, 10247874), (12, 6831916), (13, 6306384), (14, 5855928), (16, 5123937), (21, 3903952), (24, 3415958), (26, 3153192), (28, 2927964), (39, 2102128), (42, 1951976), (48, 1707979), (52, 1576596), (56, 1463982), (78, 1051064), (84, 975988), (91, 900912), (104, 788298), (112, 731991), (137, 598416), (156, 525532), (168, 487994), (182, 450456), (208, 394149), (273, 300304), (274, 299208), (312, 262766), (336, 243997), (364, 225228), (411, 199472), (546, 150152), (548, 149604), (624, 131383), (728, 112614), (822, 99736), (959, 85488), (1092, 75076), (1096, 74802), (1456, 56307), (1644, 49868), (1781, 46032), (1918, 42744), (2184, 37538), (2192, 37401), (2877, 28496), (3288, 24934), (3562, 23016), (3836, 21372), (4368, 18769), (5343, 15344), (5754, 14248), (6576, 12467), (7124, 11508), (7672, 10686)]