129644272

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{30809}}^1$

素因数の和:31080

約数の個数: 20

約数和(自身を含む): 252149040

約数和(自身を除く): 122504768

約数列:

[1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208, 30809, 61618, 123236, 246472, 492944, 8102767, 16205534, 32411068, 64822136, 129644272]

約数ペア:

[(1, 129644272), (2, 64822136), (4, 32411068), (8, 16205534), (16, 8102767), (263, 492944), (526, 246472), (1052, 123236), (2104, 61618), (4208, 30809)]