90487012

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3301}}^1$

素因数の和:3412

約数の個数: 48

約数和(自身を含む): 199704960

約数和(自身を除く): 109217948

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 89, 154, 178, 308, 356, 623, 979, 1246, 1958, 2492, 3301, 3916, 6602, 6853, 13204, 13706, 23107, 27412, 36311, 46214, 72622, 92428, 145244, 254177, 293789, 508354, 587578, 1016708, 1175156, 2056523, 3231679, 4113046, 6463358, 8226092, 12926716, 22621753, 45243506, 90487012]

約数ペア:

[(1, 90487012), (2, 45243506), (4, 22621753), (7, 12926716), (11, 8226092), (14, 6463358), (22, 4113046), (28, 3231679), (44, 2056523), (77, 1175156), (89, 1016708), (154, 587578), (178, 508354), (308, 293789), (356, 254177), (623, 145244), (979, 92428), (1246, 72622), (1958, 46214), (2492, 36311), (3301, 27412), (3916, 23107), (6602, 13706), (6853, 13204)]