81668935

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{829}}^1$

素因数の和:931

約数の個数: 32

約数和(自身を含む): 111153600

約数和(自身を除く): 29484665

約数列:

[1, 5, 17, 19, 61, 85, 95, 305, 323, 829, 1037, 1159, 1615, 4145, 5185, 5795, 14093, 15751, 19703, 50569, 70465, 78755, 98515, 252845, 267767, 859673, 960811, 1338835, 4298365, 4804055, 16333787, 81668935]

約数ペア:

[(1, 81668935), (5, 16333787), (17, 4804055), (19, 4298365), (61, 1338835), (85, 960811), (95, 859673), (305, 267767), (323, 252845), (829, 98515), (1037, 78755), (1159, 70465), (1615, 50569), (4145, 19703), (5185, 15751), (5795, 14093)]