53355380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{205213}}^1$

素因数の和:205235

約数の個数: 24

約数和(自身を含む): 120665832

約数和(自身を除く): 67310452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 205213, 410426, 820852, 1026065, 2052130, 2667769, 4104260, 5335538, 10671076, 13338845, 26677690, 53355380]

約数ペア:

[(1, 53355380), (2, 26677690), (4, 13338845), (5, 10671076), (10, 5335538), (13, 4104260), (20, 2667769), (26, 2052130), (52, 1026065), (65, 820852), (130, 410426), (260, 205213)]