51857590

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{13331}}^1$

素因数の和:13727

約数の個数: 16

約数和(自身を含む): 93590640

約数和(自身を除く): 41733050

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 13331, 26662, 66655, 133310, 5185759, 10371518, 25928795, 51857590]

約数ペア:

[(1, 51857590), (2, 25928795), (5, 10371518), (10, 5185759), (389, 133310), (778, 66655), (1945, 26662), (3890, 13331)]