80087490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{127123}}^1$

素因数の和:127143

約数の個数: 48

約数和(自身を含む): 237976128

約数和(自身を除く): 157888638

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 127123, 254246, 381369, 635615, 762738, 889861, 1144107, 1271230, 1779722, 1906845, 2288214, 2669583, 3813690, 4449305, 5339166, 5720535, 8008749, 8898610, 11441070, 13347915, 16017498, 26695830, 40043745, 80087490]

約数ペア:

[(1, 80087490), (2, 40043745), (3, 26695830), (5, 16017498), (6, 13347915), (7, 11441070), (9, 8898610), (10, 8008749), (14, 5720535), (15, 5339166), (18, 4449305), (21, 3813690), (30, 2669583), (35, 2288214), (42, 1906845), (45, 1779722), (63, 1271230), (70, 1144107), (90, 889861), (105, 762738), (126, 635615), (210, 381369), (315, 254246), (630, 127123)]