39782912

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:213

約数の個数: 80

約数和(自身を含む): 88223520

約数和(自身を除く): 48440608

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 128, 139, 172, 208, 256, 278, 344, 416, 512, 556, 559, 688, 832, 1112, 1118, 1376, 1664, 1807, 2224, 2236, 2752, 3328, 3614, 4448, 4472, 5504, 5977, 6656, 7228, 8896, 8944, 11008, 11954, 14456, 17792, 17888, 22016, 23908, 28912, 35584, 35776, 47816, 57824, 71168, 71552, 77701, 95632, 115648, 143104, 155402, 191264, 231296, 286208, 310804, 382528, 462592, 621608, 765056, 925184, 1243216, 1530112, 2486432, 3060224, 4972864, 9945728, 19891456, 39782912]

約数ペア:

[(1, 39782912), (2, 19891456), (4, 9945728), (8, 4972864), (13, 3060224), (16, 2486432), (26, 1530112), (32, 1243216), (43, 925184), (52, 765056), (64, 621608), (86, 462592), (104, 382528), (128, 310804), (139, 286208), (172, 231296), (208, 191264), (256, 155402), (278, 143104), (344, 115648), (416, 95632), (512, 77701), (556, 71552), (559, 71168), (688, 57824), (832, 47816), (1112, 35776), (1118, 35584), (1376, 28912), (1664, 23908), (1807, 22016), (2224, 17888), (2236, 17792), (2752, 14456), (3328, 11954), (3614, 11008), (4448, 8944), (4472, 8896), (5504, 7228), (5977, 6656)]