51321530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1871}}^1$

素因数の和:2102

約数の個数: 32

約数和(自身を含む): 100009728

約数和(自身を除く): 48688198

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 211, 422, 1055, 1871, 2110, 2743, 3742, 5486, 9355, 13715, 18710, 24323, 27430, 48646, 121615, 243230, 394781, 789562, 1973905, 3947810, 5132153, 10264306, 25660765, 51321530]

約数ペア:

[(1, 51321530), (2, 25660765), (5, 10264306), (10, 5132153), (13, 3947810), (26, 1973905), (65, 789562), (130, 394781), (211, 243230), (422, 121615), (1055, 48646), (1871, 27430), (2110, 24323), (2743, 18710), (3742, 13715), (5486, 9355)]