80490723261

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^2\times {\mathrm{89}}^1\times {\mathrm{1303}}^1$

素因数の和:1495

約数の個数: 72

約数和(自身を含む): 120871880640

約数和(自身を除く): 40381157379

約数列:

[1, 3, 13, 37, 39, 89, 111, 169, 267, 481, 507, 1157, 1303, 1369, 1443, 3293, 3471, 3909, 4107, 6253, 9879, 15041, 16939, 17797, 18759, 42809, 45123, 48211, 50817, 53391, 115967, 121841, 128427, 144633, 220207, 231361, 347901, 365523, 556517, 626743, 660621, 694083, 1507571, 1583933, 1669551, 1783807, 1880229, 4290779, 4522713, 4751799, 5351421, 8147659, 12872337, 19598423, 20591129, 23189491, 24442977, 55780127, 58795269, 61773387, 69568473, 158758823, 167340381, 301463383, 476276469, 725141651, 904390149, 2063864699, 2175424953, 6191594097, 26830241087, 80490723261]

約数ペア:

[(1, 80490723261), (3, 26830241087), (13, 6191594097), (37, 2175424953), (39, 2063864699), (89, 904390149), (111, 725141651), (169, 476276469), (267, 301463383), (481, 167340381), (507, 158758823), (1157, 69568473), (1303, 61773387), (1369, 58795269), (1443, 55780127), (3293, 24442977), (3471, 23189491), (3909, 20591129), (4107, 19598423), (6253, 12872337), (9879, 8147659), (15041, 5351421), (16939, 4751799), (17797, 4522713), (18759, 4290779), (42809, 1880229), (45123, 1783807), (48211, 1669551), (50817, 1583933), (53391, 1507571), (115967, 694083), (121841, 660621), (128427, 626743), (144633, 556517), (220207, 365523), (231361, 347901)]