54400910

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{397}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 100066752

約数和(自身を除く): 45665842

約数列:

[1, 2, 5, 10, 71, 142, 193, 355, 386, 397, 710, 794, 965, 1930, 1985, 3970, 13703, 27406, 28187, 56374, 68515, 76621, 137030, 140935, 153242, 281870, 383105, 766210, 5440091, 10880182, 27200455, 54400910]

約数ペア:

[(1, 54400910), (2, 27200455), (5, 10880182), (10, 5440091), (71, 766210), (142, 383105), (193, 281870), (355, 153242), (386, 140935), (397, 137030), (710, 76621), (794, 68515), (965, 56374), (1930, 28187), (1985, 27406), (3970, 13703)]