131930624

素因数分解:

$2^9\times 7^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:437

約数の個数: 80

約数和(自身を含む): 304641216

約数和(自身を除く): 172710592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 131, 224, 256, 262, 281, 448, 512, 524, 562, 896, 917, 1048, 1124, 1792, 1834, 1967, 2096, 2248, 3584, 3668, 3934, 4192, 4496, 7336, 7868, 8384, 8992, 14672, 15736, 16768, 17984, 29344, 31472, 33536, 35968, 36811, 58688, 62944, 67072, 71936, 73622, 117376, 125888, 143872, 147244, 234752, 251776, 257677, 294488, 469504, 503552, 515354, 588976, 1007104, 1030708, 1177952, 2061416, 2355904, 4122832, 4711808, 8245664, 9423616, 16491328, 18847232, 32982656, 65965312, 131930624]

約数ペア:

[(1, 131930624), (2, 65965312), (4, 32982656), (7, 18847232), (8, 16491328), (14, 9423616), (16, 8245664), (28, 4711808), (32, 4122832), (56, 2355904), (64, 2061416), (112, 1177952), (128, 1030708), (131, 1007104), (224, 588976), (256, 515354), (262, 503552), (281, 469504), (448, 294488), (512, 257677), (524, 251776), (562, 234752), (896, 147244), (917, 143872), (1048, 125888), (1124, 117376), (1792, 73622), (1834, 71936), (1967, 67072), (2096, 62944), (2248, 58688), (3584, 36811), (3668, 35968), (3934, 33536), (4192, 31472), (4496, 29344), (7336, 17984), (7868, 16768), (8384, 15736), (8992, 14672)]