320199302

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{401}}^1\times {\mathrm{2543}}^1$

素因数の和:3103

約数の個数: 16

約数和(自身を含む): 484754112

約数和(自身を除く): 164554810

約数列:

[1, 2, 157, 314, 401, 802, 2543, 5086, 62957, 125914, 399251, 798502, 1019743, 2039486, 160099651, 320199302]

約数ペア:

[(1, 320199302), (2, 160099651), (157, 2039486), (314, 1019743), (401, 798502), (802, 399251), (2543, 125914), (5086, 62957)]