85281872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{410009}}^1$

素因数の和:410030

約数の個数: 20

約数和(自身を含む): 177944340

約数和(自身を除く): 92662468

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 410009, 820018, 1640036, 3280072, 5330117, 6560144, 10660234, 21320468, 42640936, 85281872]

約数ペア:

[(1, 85281872), (2, 42640936), (4, 21320468), (8, 10660234), (13, 6560144), (16, 5330117), (26, 3280072), (52, 1640036), (104, 820018), (208, 410009)]