81539456

素因数分解:

$2^7\times {\mathrm{281}}^1\times {\mathrm{2267}}^1$

素因数の和:2562

約数の個数: 32

約数和(自身を含む): 163091880

約数和(自身を除く): 81552424

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 281, 562, 1124, 2248, 2267, 4496, 4534, 8992, 9068, 17984, 18136, 35968, 36272, 72544, 145088, 290176, 637027, 1274054, 2548108, 5096216, 10192432, 20384864, 40769728, 81539456]

約数ペア:

[(1, 81539456), (2, 40769728), (4, 20384864), (8, 10192432), (16, 5096216), (32, 2548108), (64, 1274054), (128, 637027), (281, 290176), (562, 145088), (1124, 72544), (2248, 36272), (2267, 35968), (4496, 18136), (4534, 17984), (8992, 9068)]