54980144

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:717

約数の個数: 40

約数和(自身を含む): 109911120

約数和(自身を除く): 54930976

約数列:

[1, 2, 4, 8, 16, 43, 86, 157, 172, 314, 344, 509, 628, 688, 1018, 1256, 2036, 2512, 4072, 6751, 8144, 13502, 21887, 27004, 43774, 54008, 79913, 87548, 108016, 159826, 175096, 319652, 350192, 639304, 1278608, 3436259, 6872518, 13745036, 27490072, 54980144]

約数ペア:

[(1, 54980144), (2, 27490072), (4, 13745036), (8, 6872518), (16, 3436259), (43, 1278608), (86, 639304), (157, 350192), (172, 319652), (314, 175096), (344, 159826), (509, 108016), (628, 87548), (688, 79913), (1018, 54008), (1256, 43774), (2036, 27004), (2512, 21887), (4072, 13502), (6751, 8144)]