82082920

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{23057}}^1$

素因数の和:23157

約数の個数: 32

約数和(自身を含む): 186769800

約数和(自身を除く): 104686880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 23057, 46114, 92228, 115285, 184456, 230570, 461140, 922280, 2052073, 4104146, 8208292, 10260365, 16416584, 20520730, 41041460, 82082920]

約数ペア:

[(1, 82082920), (2, 41041460), (4, 20520730), (5, 16416584), (8, 10260365), (10, 8208292), (20, 4104146), (40, 2052073), (89, 922280), (178, 461140), (356, 230570), (445, 184456), (712, 115285), (890, 92228), (1780, 46114), (3560, 23057)]