259321088

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1163}}^1$

素因数の和:1259

約数の個数: 72

約数和(自身を含む): 566253408

約数和(自身を除く): 306932320

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 104, 128, 134, 208, 256, 268, 416, 536, 832, 871, 1072, 1163, 1664, 1742, 2144, 2326, 3328, 3484, 4288, 4652, 6968, 8576, 9304, 13936, 15119, 17152, 18608, 27872, 30238, 37216, 55744, 60476, 74432, 77921, 111488, 120952, 148864, 155842, 222976, 241904, 297728, 311684, 483808, 623368, 967616, 1012973, 1246736, 1935232, 2025946, 2493472, 3870464, 4051892, 4986944, 8103784, 9973888, 16207568, 19947776, 32415136, 64830272, 129660544, 259321088]

約数ペア:

[(1, 259321088), (2, 129660544), (4, 64830272), (8, 32415136), (13, 19947776), (16, 16207568), (26, 9973888), (32, 8103784), (52, 4986944), (64, 4051892), (67, 3870464), (104, 2493472), (128, 2025946), (134, 1935232), (208, 1246736), (256, 1012973), (268, 967616), (416, 623368), (536, 483808), (832, 311684), (871, 297728), (1072, 241904), (1163, 222976), (1664, 155842), (1742, 148864), (2144, 120952), (2326, 111488), (3328, 77921), (3484, 74432), (4288, 60476), (4652, 55744), (6968, 37216), (8576, 30238), (9304, 27872), (13936, 18608), (15119, 17152)]