131961856

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:487

約数の個数: 88

約数和(自身を含む): 297126144

約数和(自身を除く): 165164288

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 128, 184, 208, 256, 299, 368, 416, 431, 512, 598, 736, 832, 862, 1024, 1196, 1472, 1664, 1724, 2392, 2944, 3328, 3448, 4784, 5603, 5888, 6656, 6896, 9568, 9913, 11206, 11776, 13312, 13792, 19136, 19826, 22412, 23552, 27584, 38272, 39652, 44824, 55168, 76544, 79304, 89648, 110336, 128869, 153088, 158608, 179296, 220672, 257738, 306176, 317216, 358592, 441344, 515476, 634432, 717184, 1030952, 1268864, 1434368, 2061904, 2537728, 2868736, 4123808, 5075456, 5737472, 8247616, 10150912, 16495232, 32990464, 65980928, 131961856]

約数ペア:

[(1, 131961856), (2, 65980928), (4, 32990464), (8, 16495232), (13, 10150912), (16, 8247616), (23, 5737472), (26, 5075456), (32, 4123808), (46, 2868736), (52, 2537728), (64, 2061904), (92, 1434368), (104, 1268864), (128, 1030952), (184, 717184), (208, 634432), (256, 515476), (299, 441344), (368, 358592), (416, 317216), (431, 306176), (512, 257738), (598, 220672), (736, 179296), (832, 158608), (862, 153088), (1024, 128869), (1196, 110336), (1472, 89648), (1664, 79304), (1724, 76544), (2392, 55168), (2944, 44824), (3328, 39652), (3448, 38272), (4784, 27584), (5603, 23552), (5888, 22412), (6656, 19826), (6896, 19136), (9568, 13792), (9913, 13312), (11206, 11776)]