80538418

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{877}}^1$

素因数の和:1006

約数の個数: 32

約数和(自身を含む): 133322544

約数和(自身を除く): 52784126

約数列:

[1, 2, 17, 34, 37, 73, 74, 146, 629, 877, 1241, 1258, 1754, 2482, 2701, 5402, 14909, 29818, 32449, 45917, 64021, 64898, 91834, 128042, 551633, 1088357, 1103266, 2176714, 2368777, 4737554, 40269209, 80538418]

約数ペア:

[(1, 80538418), (2, 40269209), (17, 4737554), (34, 2368777), (37, 2176714), (73, 1103266), (74, 1088357), (146, 551633), (629, 128042), (877, 91834), (1241, 64898), (1258, 64021), (1754, 45917), (2482, 32449), (2701, 29818), (5402, 14909)]