81469696

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4133}}^1$

素因数の和:4167

約数の個数: 72

約数和(自身を含む): 202797504

約数和(自身を除く): 121327808

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 616, 704, 896, 1232, 1408, 1792, 2464, 2816, 4133, 4928, 8266, 9856, 16532, 19712, 28931, 33064, 45463, 57862, 66128, 90926, 115724, 132256, 181852, 231448, 264512, 318241, 363704, 462896, 529024, 636482, 727408, 925792, 1058048, 1272964, 1454816, 1851584, 2545928, 2909632, 3703168, 5091856, 5819264, 7406336, 10183712, 11638528, 20367424, 40734848, 81469696]

約数ペア:

[(1, 81469696), (2, 40734848), (4, 20367424), (7, 11638528), (8, 10183712), (11, 7406336), (14, 5819264), (16, 5091856), (22, 3703168), (28, 2909632), (32, 2545928), (44, 1851584), (56, 1454816), (64, 1272964), (77, 1058048), (88, 925792), (112, 727408), (128, 636482), (154, 529024), (176, 462896), (224, 363704), (256, 318241), (308, 264512), (352, 231448), (448, 181852), (616, 132256), (704, 115724), (896, 90926), (1232, 66128), (1408, 57862), (1792, 45463), (2464, 33064), (2816, 28931), (4133, 19712), (4928, 16532), (8266, 9856)]