325465720

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{58537}}^1$

素因数の和:58687

約数の個数: 32

約数和(自身を含む): 737578800

約数和(自身を除く): 412113080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 58537, 117074, 234148, 292685, 468296, 585370, 1170740, 2341480, 8136643, 16273286, 32546572, 40683215, 65093144, 81366430, 162732860, 325465720]

約数ペア:

[(1, 325465720), (2, 162732860), (4, 81366430), (5, 65093144), (8, 40683215), (10, 32546572), (20, 16273286), (40, 8136643), (139, 2341480), (278, 1170740), (556, 585370), (695, 468296), (1112, 292685), (1390, 234148), (2780, 117074), (5560, 58537)]