2051264375

素因数分解:

$5^4\times {\mathrm{149}}^1\times {\mathrm{22027}}^1$

素因数の和:22196

約数の個数: 20

約数和(自身を含む): 2580580200

約数和(自身を除く): 529315825

約数列:

[1, 5, 25, 125, 149, 625, 745, 3725, 18625, 22027, 93125, 110135, 550675, 2753375, 3282023, 13766875, 16410115, 82050575, 410252875, 2051264375]

約数ペア:

[(1, 2051264375), (5, 410252875), (25, 82050575), (125, 16410115), (149, 13766875), (625, 3282023), (745, 2753375), (3725, 550675), (18625, 110135), (22027, 93125)]