155778896

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1103}}^1$

素因数の和:1228

約数の個数: 80

約数和(自身を含む): 375642624

約数和(自身を除く): 219863728

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 97, 104, 112, 182, 194, 208, 364, 388, 679, 728, 776, 1103, 1261, 1358, 1456, 1552, 2206, 2522, 2716, 4412, 5044, 5432, 7721, 8824, 8827, 10088, 10864, 14339, 15442, 17648, 17654, 20176, 28678, 30884, 35308, 57356, 61768, 70616, 100373, 106991, 114712, 123536, 141232, 200746, 213982, 229424, 401492, 427964, 748937, 802984, 855928, 1390883, 1497874, 1605968, 1711856, 2781766, 2995748, 5563532, 5991496, 9736181, 11127064, 11982992, 19472362, 22254128, 38944724, 77889448, 155778896]

約数ペア:

[(1, 155778896), (2, 77889448), (4, 38944724), (7, 22254128), (8, 19472362), (13, 11982992), (14, 11127064), (16, 9736181), (26, 5991496), (28, 5563532), (52, 2995748), (56, 2781766), (91, 1711856), (97, 1605968), (104, 1497874), (112, 1390883), (182, 855928), (194, 802984), (208, 748937), (364, 427964), (388, 401492), (679, 229424), (728, 213982), (776, 200746), (1103, 141232), (1261, 123536), (1358, 114712), (1456, 106991), (1552, 100373), (2206, 70616), (2522, 61768), (2716, 57356), (4412, 35308), (5044, 30884), (5432, 28678), (7721, 20176), (8824, 17654), (8827, 17648), (10088, 15442), (10864, 14339)]