80818616

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{1151}}^1$

素因数の和:1355

約数の個数: 32

約数和(自身を含む): 155105280

約数和(自身を除く): 74286664

約数列:

[1, 2, 4, 8, 67, 131, 134, 262, 268, 524, 536, 1048, 1151, 2302, 4604, 8777, 9208, 17554, 35108, 70216, 77117, 150781, 154234, 301562, 308468, 603124, 616936, 1206248, 10102327, 20204654, 40409308, 80818616]

約数ペア:

[(1, 80818616), (2, 40409308), (4, 20204654), (8, 10102327), (67, 1206248), (131, 616936), (134, 603124), (262, 308468), (268, 301562), (524, 154234), (536, 150781), (1048, 77117), (1151, 70216), (2302, 35108), (4604, 17554), (8777, 9208)]