128529890

素因数分解:

$2^1\times 5^1\times {\mathrm{1427}}^1\times {\mathrm{9007}}^1$

素因数の和:10441

約数の個数: 16

約数和(自身を含む): 231541632

約数和(自身を除く): 103011742

約数列:

[1, 2, 5, 10, 1427, 2854, 7135, 9007, 14270, 18014, 45035, 90070, 12852989, 25705978, 64264945, 128529890]

約数ペア:

[(1, 128529890), (2, 64264945), (5, 25705978), (10, 12852989), (1427, 90070), (2854, 45035), (7135, 18014), (9007, 14270)]