8251012

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 18960480

約数和(自身を除く): 10709468

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 49, 77, 86, 89, 98, 154, 172, 178, 196, 301, 308, 356, 473, 539, 602, 623, 946, 979, 1078, 1204, 1246, 1892, 1958, 2107, 2156, 2492, 3311, 3827, 3916, 4214, 4361, 6622, 6853, 7654, 8428, 8722, 13244, 13706, 15308, 17444, 23177, 26789, 27412, 42097, 46354, 47971, 53578, 84194, 92708, 95942, 107156, 168388, 187523, 191884, 294679, 375046, 589358, 750092, 1178716, 2062753, 4125506, 8251012]

約数ペア:

[(1, 8251012), (2, 4125506), (4, 2062753), (7, 1178716), (11, 750092), (14, 589358), (22, 375046), (28, 294679), (43, 191884), (44, 187523), (49, 168388), (77, 107156), (86, 95942), (89, 92708), (98, 84194), (154, 53578), (172, 47971), (178, 46354), (196, 42097), (301, 27412), (308, 26789), (356, 23177), (473, 17444), (539, 15308), (602, 13706), (623, 13244), (946, 8722), (979, 8428), (1078, 7654), (1204, 6853), (1246, 6622), (1892, 4361), (1958, 4214), (2107, 3916), (2156, 3827), (2492, 3311)]