39881728

素因数分解:

$2^{10}\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 88

約数和(自身を含む): 88430400

約数和(自身を除く): 48548672

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 64, 68, 79, 116, 128, 136, 158, 232, 256, 272, 316, 464, 493, 512, 544, 632, 928, 986, 1024, 1088, 1264, 1343, 1856, 1972, 2176, 2291, 2528, 2686, 3712, 3944, 4352, 4582, 5056, 5372, 7424, 7888, 8704, 9164, 10112, 10744, 14848, 15776, 17408, 18328, 20224, 21488, 29696, 31552, 36656, 38947, 40448, 42976, 63104, 73312, 77894, 80896, 85952, 126208, 146624, 155788, 171904, 252416, 293248, 311576, 343808, 504832, 586496, 623152, 687616, 1172992, 1246304, 1375232, 2345984, 2492608, 4985216, 9970432, 19940864, 39881728]

約数ペア:

[(1, 39881728), (2, 19940864), (4, 9970432), (8, 4985216), (16, 2492608), (17, 2345984), (29, 1375232), (32, 1246304), (34, 1172992), (58, 687616), (64, 623152), (68, 586496), (79, 504832), (116, 343808), (128, 311576), (136, 293248), (158, 252416), (232, 171904), (256, 155788), (272, 146624), (316, 126208), (464, 85952), (493, 80896), (512, 77894), (544, 73312), (632, 63104), (928, 42976), (986, 40448), (1024, 38947), (1088, 36656), (1264, 31552), (1343, 29696), (1856, 21488), (1972, 20224), (2176, 18328), (2291, 17408), (2528, 15776), (2686, 14848), (3712, 10744), (3944, 10112), (4352, 9164), (4582, 8704), (5056, 7888), (5372, 7424)]