66880055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{2389}}^1$

素因数の和:2914

約数の個数: 16

約数和(自身を含む): 87760800

約数和(自身を除く): 20880745

約数列:

[1, 5, 11, 55, 509, 2389, 2545, 5599, 11945, 26279, 27995, 131395, 1216001, 6080005, 13376011, 66880055]

約数ペア:

[(1, 66880055), (5, 13376011), (11, 6080005), (55, 1216001), (509, 131395), (2389, 27995), (2545, 26279), (5599, 11945)]