13225040

素因数分解:

$2^4\times 5^1\times {\mathrm{165313}}^1$

素因数の和:165326

約数の個数: 20

約数和(自身を含む): 30748404

約数和(自身を除く): 17523364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 165313, 330626, 661252, 826565, 1322504, 1653130, 2645008, 3306260, 6612520, 13225040]

約数ペア:

[(1, 13225040), (2, 6612520), (4, 3306260), (5, 2645008), (8, 1653130), (10, 1322504), (16, 826565), (20, 661252), (40, 330626), (80, 165313)]