52720590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{135181}}^1$

素因数の和:135204

約数の個数: 32

約数和(自身を含む): 136263456

約数和(自身を除く): 83542866

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 135181, 270362, 405543, 675905, 811086, 1351810, 1757353, 2027715, 3514706, 4055430, 5272059, 8786765, 10544118, 17573530, 26360295, 52720590]

約数ペア:

[(1, 52720590), (2, 26360295), (3, 17573530), (5, 10544118), (6, 8786765), (10, 5272059), (13, 4055430), (15, 3514706), (26, 2027715), (30, 1757353), (39, 1351810), (65, 811086), (78, 675905), (130, 405543), (195, 270362), (390, 135181)]