81457672

素因数分解:

$2^3\times {\mathrm{659}}^1\times {\mathrm{15451}}^1$

素因数の和:16116

約数の個数: 16

約数和(自身を含む): 152974800

約数和(自身を除く): 71517128

約数列:

[1, 2, 4, 8, 659, 1318, 2636, 5272, 15451, 30902, 61804, 123608, 10182209, 20364418, 40728836, 81457672]

約数ペア:

[(1, 81457672), (2, 40728836), (4, 20364418), (8, 10182209), (659, 123608), (1318, 61804), (2636, 30902), (5272, 15451)]