71848270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{12853}}^1$

素因数の和:12916

約数の個数: 32

約数和(自身を含む): 142525152

約数和(自身を除く): 70676882

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 5590, 12853, 25706, 64265, 128530, 167089, 334178, 552679, 835445, 1105358, 1670890, 2763395, 5526790, 7184827, 14369654, 35924135, 71848270]

約数ペア:

[(1, 71848270), (2, 35924135), (5, 14369654), (10, 7184827), (13, 5526790), (26, 2763395), (43, 1670890), (65, 1105358), (86, 835445), (130, 552679), (215, 334178), (430, 167089), (559, 128530), (1118, 64265), (2795, 25706), (5590, 12853)]