138801310

素因数分解:

$2^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{51599}}^1$

素因数の和:51875

約数の個数: 16

約数和(自身を含む): 250776000

約数和(自身を除く): 111974690

約数列:

[1, 2, 5, 10, 269, 538, 1345, 2690, 51599, 103198, 257995, 515990, 13880131, 27760262, 69400655, 138801310]

約数ペア:

[(1, 138801310), (2, 69400655), (5, 27760262), (10, 13880131), (269, 515990), (538, 257995), (1345, 103198), (2690, 51599)]