81295424

素因数分解:

$2^6\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2297}}^1$

素因数の和:2395

約数の個数: 56

約数和(自身を含む): 186781440

約数和(自身を除く): 105486016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 158, 224, 316, 448, 553, 632, 1106, 1264, 2212, 2297, 2528, 4424, 4594, 5056, 8848, 9188, 16079, 17696, 18376, 32158, 35392, 36752, 64316, 73504, 128632, 147008, 181463, 257264, 362926, 514528, 725852, 1029056, 1270241, 1451704, 2540482, 2903408, 5080964, 5806816, 10161928, 11613632, 20323856, 40647712, 81295424]

約数ペア:

[(1, 81295424), (2, 40647712), (4, 20323856), (7, 11613632), (8, 10161928), (14, 5806816), (16, 5080964), (28, 2903408), (32, 2540482), (56, 1451704), (64, 1270241), (79, 1029056), (112, 725852), (158, 514528), (224, 362926), (316, 257264), (448, 181463), (553, 147008), (632, 128632), (1106, 73504), (1264, 64316), (2212, 36752), (2297, 35392), (2528, 32158), (4424, 18376), (4594, 17696), (5056, 16079), (8848, 9188)]