25265968

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 63922992

約数和(自身を除く): 38657024

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 37, 49, 52, 56, 67, 74, 91, 98, 104, 112, 134, 148, 182, 196, 208, 259, 268, 296, 364, 392, 469, 481, 518, 536, 592, 637, 728, 784, 871, 938, 962, 1036, 1072, 1274, 1456, 1742, 1813, 1876, 1924, 2072, 2479, 2548, 3283, 3367, 3484, 3626, 3752, 3848, 4144, 4958, 5096, 6097, 6566, 6734, 6968, 7252, 7504, 7696, 9916, 10192, 12194, 13132, 13468, 13936, 14504, 17353, 19832, 23569, 24388, 26264, 26936, 29008, 32227, 34706, 39664, 42679, 47138, 48776, 52528, 53872, 64454, 69412, 85358, 94276, 97552, 121471, 128908, 138824, 170716, 188552, 225589, 242942, 257816, 277648, 341432, 377104, 451178, 485884, 515632, 682864, 902356, 971768, 1579123, 1804712, 1943536, 3158246, 3609424, 6316492, 12632984, 25265968]

約数ペア:

[(1, 25265968), (2, 12632984), (4, 6316492), (7, 3609424), (8, 3158246), (13, 1943536), (14, 1804712), (16, 1579123), (26, 971768), (28, 902356), (37, 682864), (49, 515632), (52, 485884), (56, 451178), (67, 377104), (74, 341432), (91, 277648), (98, 257816), (104, 242942), (112, 225589), (134, 188552), (148, 170716), (182, 138824), (196, 128908), (208, 121471), (259, 97552), (268, 94276), (296, 85358), (364, 69412), (392, 64454), (469, 53872), (481, 52528), (518, 48776), (536, 47138), (592, 42679), (637, 39664), (728, 34706), (784, 32227), (871, 29008), (938, 26936), (962, 26264), (1036, 24388), (1072, 23569), (1274, 19832), (1456, 17353), (1742, 14504), (1813, 13936), (1876, 13468), (1924, 13132), (2072, 12194), (2479, 10192), (2548, 9916), (3283, 7696), (3367, 7504), (3484, 7252), (3626, 6968), (3752, 6734), (3848, 6566), (4144, 6097), (4958, 5096)]