26438560

素因数分解:

$2^5\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1109}}^1$

素因数の和:1273

約数の個数: 48

約数和(自身を含む): 62937000

約数和(自身を除く): 36498440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 149, 160, 298, 596, 745, 1109, 1192, 1490, 2218, 2384, 2980, 4436, 4768, 5545, 5960, 8872, 11090, 11920, 17744, 22180, 23840, 35488, 44360, 88720, 165241, 177440, 330482, 660964, 826205, 1321928, 1652410, 2643856, 3304820, 5287712, 6609640, 13219280, 26438560]

約数ペア:

[(1, 26438560), (2, 13219280), (4, 6609640), (5, 5287712), (8, 3304820), (10, 2643856), (16, 1652410), (20, 1321928), (32, 826205), (40, 660964), (80, 330482), (149, 177440), (160, 165241), (298, 88720), (596, 44360), (745, 35488), (1109, 23840), (1192, 22180), (1490, 17744), (2218, 11920), (2384, 11090), (2980, 8872), (4436, 5960), (4768, 5545)]