55161860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{212161}}^1$

素因数の和:212183

約数の個数: 24

約数和(自身を含む): 124751256

約数和(自身を除く): 69589396

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 212161, 424322, 848644, 1060805, 2121610, 2758093, 4243220, 5516186, 11032372, 13790465, 27580930, 55161860]

約数ペア:

[(1, 55161860), (2, 27580930), (4, 13790465), (5, 11032372), (10, 5516186), (13, 4243220), (20, 2758093), (26, 2121610), (52, 1060805), (65, 848644), (130, 424322), (260, 212161)]