28809088

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:148

約数の個数: 128

約数和(自身を含む): 74419200

約数和(自身を除く): 45610112

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 37, 44, 56, 64, 74, 77, 79, 88, 112, 128, 148, 154, 158, 176, 224, 259, 296, 308, 316, 352, 407, 448, 518, 553, 592, 616, 632, 704, 814, 869, 896, 1036, 1106, 1184, 1232, 1264, 1408, 1628, 1738, 2072, 2212, 2368, 2464, 2528, 2849, 2923, 3256, 3476, 4144, 4424, 4736, 4928, 5056, 5698, 5846, 6083, 6512, 6952, 8288, 8848, 9856, 10112, 11396, 11692, 12166, 13024, 13904, 16576, 17696, 20461, 22792, 23384, 24332, 26048, 27808, 32153, 33152, 35392, 40922, 45584, 46768, 48664, 52096, 55616, 64306, 70784, 81844, 91168, 93536, 97328, 111232, 128612, 163688, 182336, 187072, 194656, 225071, 257224, 327376, 364672, 374144, 389312, 450142, 514448, 654752, 778624, 900284, 1028896, 1309504, 1800568, 2057792, 2619008, 3601136, 4115584, 7202272, 14404544, 28809088]

約数ペア:

[(1, 28809088), (2, 14404544), (4, 7202272), (7, 4115584), (8, 3601136), (11, 2619008), (14, 2057792), (16, 1800568), (22, 1309504), (28, 1028896), (32, 900284), (37, 778624), (44, 654752), (56, 514448), (64, 450142), (74, 389312), (77, 374144), (79, 364672), (88, 327376), (112, 257224), (128, 225071), (148, 194656), (154, 187072), (158, 182336), (176, 163688), (224, 128612), (259, 111232), (296, 97328), (308, 93536), (316, 91168), (352, 81844), (407, 70784), (448, 64306), (518, 55616), (553, 52096), (592, 48664), (616, 46768), (632, 45584), (704, 40922), (814, 35392), (869, 33152), (896, 32153), (1036, 27808), (1106, 26048), (1184, 24332), (1232, 23384), (1264, 22792), (1408, 20461), (1628, 17696), (1738, 16576), (2072, 13904), (2212, 13024), (2368, 12166), (2464, 11692), (2528, 11396), (2849, 10112), (2923, 9856), (3256, 8848), (3476, 8288), (4144, 6952), (4424, 6512), (4736, 6083), (4928, 5846), (5056, 5698)]