20156009075

素因数分解:

$5^2\times {\mathrm{251}}^1\times {\mathrm{769}}^1\times {\mathrm{4177}}^1$

素因数の和:5207

約数の個数: 24

約数和(自身を含む): 25131672720

約数和(自身を除く): 4975663645

約数列:

[1, 5, 25, 251, 769, 1255, 3845, 4177, 6275, 19225, 20885, 104425, 193019, 965095, 1048427, 3212113, 4825475, 5242135, 16060565, 26210675, 80302825, 806240363, 4031201815, 20156009075]

約数ペア:

[(1, 20156009075), (5, 4031201815), (25, 806240363), (251, 80302825), (769, 26210675), (1255, 16060565), (3845, 5242135), (4177, 4825475), (6275, 3212113), (19225, 1048427), (20885, 965095), (104425, 193019)]