5143260680

素因数分解:

$2^3\times 5^1\times {\mathrm{128581517}}^1$

素因数の和:128581528

約数の個数: 16

約数和(自身を含む): 11572336620

約数和(自身を除く): 6429075940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 128581517, 257163034, 514326068, 642907585, 1028652136, 1285815170, 2571630340, 5143260680]

約数ペア:

[(1, 5143260680), (2, 2571630340), (4, 1285815170), (5, 1028652136), (8, 642907585), (10, 514326068), (20, 257163034), (40, 128581517)]