81651232

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{196277}}^1$

素因数の和:196300

約数の個数: 24

約数和(自身を含む): 173117196

約数和(自身を除く): 91465964

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 196277, 392554, 785108, 1570216, 2551601, 3140432, 5103202, 6280864, 10206404, 20412808, 40825616, 81651232]

約数ペア:

[(1, 81651232), (2, 40825616), (4, 20412808), (8, 10206404), (13, 6280864), (16, 5103202), (26, 3140432), (32, 2551601), (52, 1570216), (104, 785108), (208, 392554), (416, 196277)]