73712128

素因数分解:

$2^9\times 7^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:313

約数の個数: 80

約数和(自身を含む): 170685504

約数和(自身を除く): 96973376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 131, 157, 224, 256, 262, 314, 448, 512, 524, 628, 896, 917, 1048, 1099, 1256, 1792, 1834, 2096, 2198, 2512, 3584, 3668, 4192, 4396, 5024, 7336, 8384, 8792, 10048, 14672, 16768, 17584, 20096, 20567, 29344, 33536, 35168, 40192, 41134, 58688, 67072, 70336, 80384, 82268, 117376, 140672, 143969, 164536, 234752, 281344, 287938, 329072, 469504, 562688, 575876, 658144, 1151752, 1316288, 2303504, 2632576, 4607008, 5265152, 9214016, 10530304, 18428032, 36856064, 73712128]

約数ペア:

[(1, 73712128), (2, 36856064), (4, 18428032), (7, 10530304), (8, 9214016), (14, 5265152), (16, 4607008), (28, 2632576), (32, 2303504), (56, 1316288), (64, 1151752), (112, 658144), (128, 575876), (131, 562688), (157, 469504), (224, 329072), (256, 287938), (262, 281344), (314, 234752), (448, 164536), (512, 143969), (524, 140672), (628, 117376), (896, 82268), (917, 80384), (1048, 70336), (1099, 67072), (1256, 58688), (1792, 41134), (1834, 40192), (2096, 35168), (2198, 33536), (2512, 29344), (3584, 20567), (3668, 20096), (4192, 17584), (4396, 16768), (5024, 14672), (7336, 10048), (8384, 8792)]