131600390

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{31259}}^1$

素因数の和:31687

約数の個数: 16

約数和(自身を含む): 237450960

約数和(自身を除く): 105850570

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 31259, 62518, 156295, 312590, 13160039, 26320078, 65800195, 131600390]

約数ペア:

[(1, 131600390), (2, 65800195), (5, 26320078), (10, 13160039), (421, 312590), (842, 156295), (2105, 62518), (4210, 31259)]