2988175

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 4017600

約数和(自身を除く): 1029425

約数列:

[1, 5, 17, 25, 79, 85, 89, 395, 425, 445, 1343, 1513, 1975, 2225, 6715, 7031, 7565, 33575, 35155, 37825, 119527, 175775, 597635, 2988175]

約数ペア:

[(1, 2988175), (5, 597635), (17, 175775), (25, 119527), (79, 37825), (85, 35155), (89, 33575), (395, 7565), (425, 7031), (445, 6715), (1343, 2225), (1513, 1975)]