65289896

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{16421}}^1$

素因数の和:16505

約数の個数: 32

約数和(自身を含む): 141886080

約数和(自身を除く): 76596184

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 16421, 32842, 65684, 114947, 131368, 229894, 459788, 919576, 1165891, 2331782, 4663564, 8161237, 9327128, 16322474, 32644948, 65289896]

約数ペア:

[(1, 65289896), (2, 32644948), (4, 16322474), (7, 9327128), (8, 8161237), (14, 4663564), (28, 2331782), (56, 1165891), (71, 919576), (142, 459788), (284, 229894), (497, 131368), (568, 114947), (994, 65684), (1988, 32842), (3976, 16421)]