87977795

素因数分解:

$5^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1\times {\mathrm{439}}^1$

素因数の和:862

約数の個数: 16

約数和(自身を含む): 106920000

約数和(自身を除く): 18942205

約数列:

[1, 5, 149, 269, 439, 745, 1345, 2195, 40081, 65411, 118091, 200405, 327055, 590455, 17595559, 87977795]

約数ペア:

[(1, 87977795), (5, 17595559), (149, 590455), (269, 327055), (439, 200405), (745, 118091), (1345, 65411), (2195, 40081)]