81625216

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{33563}}^1$

素因数の和:33596

約数の個数: 32

約数和(自身を含む): 171176400

約数和(自身を除く): 89551184

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 33563, 67126, 134252, 268504, 537008, 637697, 1074016, 1275394, 2148032, 2550788, 4296064, 5101576, 10203152, 20406304, 40812608, 81625216]

約数ペア:

[(1, 81625216), (2, 40812608), (4, 20406304), (8, 10203152), (16, 5101576), (19, 4296064), (32, 2550788), (38, 2148032), (64, 1275394), (76, 1074016), (128, 637697), (152, 537008), (304, 268504), (608, 134252), (1216, 67126), (2432, 33563)]