1918804548175

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2087}}^1\times {\mathrm{74597}}^1$

素因数の和:76740

約数の個数: 48

約数和(自身を含む): 2607432845760

約数和(自身を除く): 688628297585

約数列:

[1, 5, 17, 25, 29, 85, 145, 425, 493, 725, 2087, 2465, 10435, 12325, 35479, 52175, 60523, 74597, 177395, 302615, 372985, 886975, 1028891, 1268149, 1513075, 1864925, 2163313, 5144455, 6340745, 10816565, 25722275, 31703725, 36776321, 54082825, 155683939, 183881605, 778419695, 919408025, 2646626963, 3892098475, 4514834231, 13233134815, 22574171155, 66165674075, 76752181927, 112870855775, 383760909635, 1918804548175]

約数ペア:

[(1, 1918804548175), (5, 383760909635), (17, 112870855775), (25, 76752181927), (29, 66165674075), (85, 22574171155), (145, 13233134815), (425, 4514834231), (493, 3892098475), (725, 2646626963), (2087, 919408025), (2465, 778419695), (10435, 183881605), (12325, 155683939), (35479, 54082825), (52175, 36776321), (60523, 31703725), (74597, 25722275), (177395, 10816565), (302615, 6340745), (372985, 5144455), (886975, 2163313), (1028891, 1864925), (1268149, 1513075)]