161089264

素因数分解:

$2^4\times 7^3\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:375

約数の個数: 80

約数和(自身を含む): 368280000

約数和(自身を除く): 207190736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 149, 196, 197, 298, 343, 392, 394, 596, 686, 784, 788, 1043, 1192, 1372, 1379, 1576, 2086, 2384, 2744, 2758, 3152, 4172, 5488, 5516, 7301, 8344, 9653, 11032, 14602, 16688, 19306, 22064, 29204, 29353, 38612, 51107, 58408, 58706, 67571, 77224, 102214, 116816, 117412, 135142, 154448, 204428, 205471, 234824, 270284, 408856, 410942, 469648, 540568, 817712, 821884, 1081136, 1438297, 1643768, 2876594, 3287536, 5753188, 10068079, 11506376, 20136158, 23012752, 40272316, 80544632, 161089264]

約数ペア:

[(1, 161089264), (2, 80544632), (4, 40272316), (7, 23012752), (8, 20136158), (14, 11506376), (16, 10068079), (28, 5753188), (49, 3287536), (56, 2876594), (98, 1643768), (112, 1438297), (149, 1081136), (196, 821884), (197, 817712), (298, 540568), (343, 469648), (392, 410942), (394, 408856), (596, 270284), (686, 234824), (784, 205471), (788, 204428), (1043, 154448), (1192, 135142), (1372, 117412), (1379, 116816), (1576, 102214), (2086, 77224), (2384, 67571), (2744, 58706), (2758, 58408), (3152, 51107), (4172, 38612), (5488, 29353), (5516, 29204), (7301, 22064), (8344, 19306), (9653, 16688), (11032, 14602)]