80809725

素因数分解:

$3^1\times 5^2\times {\mathrm{881}}^1\times {\mathrm{1223}}^1$

素因数の和:2117

約数の個数: 24

約数和(自身を含む): 133866432

約数和(自身を除く): 53056707

約数列:

[1, 3, 5, 15, 25, 75, 881, 1223, 2643, 3669, 4405, 6115, 13215, 18345, 22025, 30575, 66075, 91725, 1077463, 3232389, 5387315, 16161945, 26936575, 80809725]

約数ペア:

[(1, 80809725), (3, 26936575), (5, 16161945), (15, 5387315), (25, 3232389), (75, 1077463), (881, 91725), (1223, 66075), (2643, 30575), (3669, 22025), (4405, 18345), (6115, 13215)]