80977774

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{463}}^1\times {\mathrm{557}}^1$

素因数の和:1179

約数の個数: 16

約数和(自身を含む): 122724288

約数和(自身を除く): 41746514

約数列:

[1, 2, 157, 314, 463, 557, 926, 1114, 72691, 87449, 145382, 174898, 257891, 515782, 40488887, 80977774]

約数ペア:

[(1, 80977774), (2, 40488887), (157, 515782), (314, 257891), (463, 174898), (557, 145382), (926, 87449), (1114, 72691)]