80728992

素因数分解:

$2^5\times 3^2\times {\mathrm{59}}^1\times {\mathrm{4751}}^1$

素因数の和:4826

約数の個数: 72

約数和(自身を含む): 233513280

約数和(自身を除く): 152784288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 59, 72, 96, 118, 144, 177, 236, 288, 354, 472, 531, 708, 944, 1062, 1416, 1888, 2124, 2832, 4248, 4751, 5664, 8496, 9502, 14253, 16992, 19004, 28506, 38008, 42759, 57012, 76016, 85518, 114024, 152032, 171036, 228048, 280309, 342072, 456096, 560618, 684144, 840927, 1121236, 1368288, 1681854, 2242472, 2522781, 3363708, 4484944, 5045562, 6727416, 8969888, 10091124, 13454832, 20182248, 26909664, 40364496, 80728992]

約数ペア:

[(1, 80728992), (2, 40364496), (3, 26909664), (4, 20182248), (6, 13454832), (8, 10091124), (9, 8969888), (12, 6727416), (16, 5045562), (18, 4484944), (24, 3363708), (32, 2522781), (36, 2242472), (48, 1681854), (59, 1368288), (72, 1121236), (96, 840927), (118, 684144), (144, 560618), (177, 456096), (236, 342072), (288, 280309), (354, 228048), (472, 171036), (531, 152032), (708, 114024), (944, 85518), (1062, 76016), (1416, 57012), (1888, 42759), (2124, 38008), (2832, 28506), (4248, 19004), (4751, 16992), (5664, 14253), (8496, 9502)]