129412130

素因数分解:

$2^1\times 5^1\times {\mathrm{2389}}^1\times {\mathrm{5417}}^1$

素因数の和:7813

約数の個数: 16

約数和(自身を含む): 233082360

約数和(自身を除く): 103670230

約数列:

[1, 2, 5, 10, 2389, 4778, 5417, 10834, 11945, 23890, 27085, 54170, 12941213, 25882426, 64706065, 129412130]

約数ペア:

[(1, 129412130), (2, 64706065), (5, 25882426), (10, 12941213), (2389, 54170), (4778, 27085), (5417, 23890), (10834, 11945)]