142945265

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1451}}^1$

素因数の和:1553

約数の個数: 32

約数和(自身を含む): 194451840

約数和(自身を除く): 51506575

約数列:

[1, 5, 17, 19, 61, 85, 95, 305, 323, 1037, 1159, 1451, 1615, 5185, 5795, 7255, 19703, 24667, 27569, 88511, 98515, 123335, 137845, 442555, 468673, 1504687, 1681709, 2343365, 7523435, 8408545, 28589053, 142945265]

約数ペア:

[(1, 142945265), (5, 28589053), (17, 8408545), (19, 7523435), (61, 2343365), (85, 1681709), (95, 1504687), (305, 468673), (323, 442555), (1037, 137845), (1159, 123335), (1451, 98515), (1615, 88511), (5185, 27569), (5795, 24667), (7255, 19703)]