81432512

素因数分解:

$2^6\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1129}}^1$

素因数の和:1178

約数の個数: 84

約数和(自身を含む): 196321680

約数和(自身を除く): 114889168

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 64, 92, 98, 112, 161, 184, 196, 224, 322, 368, 392, 448, 644, 736, 784, 1127, 1129, 1288, 1472, 1568, 2254, 2258, 2576, 3136, 4508, 4516, 5152, 7903, 9016, 9032, 10304, 15806, 18032, 18064, 25967, 31612, 36064, 36128, 51934, 55321, 63224, 72128, 72256, 103868, 110642, 126448, 181769, 207736, 221284, 252896, 363538, 415472, 442568, 505792, 727076, 830944, 885136, 1272383, 1454152, 1661888, 1770272, 2544766, 2908304, 3540544, 5089532, 5816608, 10179064, 11633216, 20358128, 40716256, 81432512]

約数ペア:

[(1, 81432512), (2, 40716256), (4, 20358128), (7, 11633216), (8, 10179064), (14, 5816608), (16, 5089532), (23, 3540544), (28, 2908304), (32, 2544766), (46, 1770272), (49, 1661888), (56, 1454152), (64, 1272383), (92, 885136), (98, 830944), (112, 727076), (161, 505792), (184, 442568), (196, 415472), (224, 363538), (322, 252896), (368, 221284), (392, 207736), (448, 181769), (644, 126448), (736, 110642), (784, 103868), (1127, 72256), (1129, 72128), (1288, 63224), (1472, 55321), (1568, 51934), (2254, 36128), (2258, 36064), (2576, 31612), (3136, 25967), (4508, 18064), (4516, 18032), (5152, 15806), (7903, 10304), (9016, 9032)]