81569216

素因数分解:

$2^6\times {\mathrm{101}}^1\times {\mathrm{12619}}^1$

素因数の和:12732

約数の個数: 28

約数和(自身を含む): 163479480

約数和(自身を除く): 81910264

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 202, 404, 808, 1616, 3232, 6464, 12619, 25238, 50476, 100952, 201904, 403808, 807616, 1274519, 2549038, 5098076, 10196152, 20392304, 40784608, 81569216]

約数ペア:

[(1, 81569216), (2, 40784608), (4, 20392304), (8, 10196152), (16, 5098076), (32, 2549038), (64, 1274519), (101, 807616), (202, 403808), (404, 201904), (808, 100952), (1616, 50476), (3232, 25238), (6464, 12619)]