51720265

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{1063}}^1$

素因数の和:1368

約数の個数: 16

約数和(自身を含む): 64044288

約数和(自身を除く): 12324023

約数列:

[1, 5, 37, 185, 263, 1063, 1315, 5315, 9731, 39331, 48655, 196655, 279569, 1397845, 10344053, 51720265]

約数ペア:

[(1, 51720265), (5, 10344053), (37, 1397845), (185, 279569), (263, 196655), (1063, 48655), (1315, 39331), (5315, 9731)]