138870784

素因数分解:

$2^{16}\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:208

約数の個数: 68

約数和(自身を含む): 300939016

約数和(自身を除く): 162068232

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 163, 208, 256, 326, 416, 512, 652, 832, 1024, 1304, 1664, 2048, 2119, 2608, 3328, 4096, 4238, 5216, 6656, 8192, 8476, 10432, 13312, 16384, 16952, 20864, 26624, 32768, 33904, 41728, 53248, 65536, 67808, 83456, 106496, 135616, 166912, 212992, 271232, 333824, 425984, 542464, 667648, 851968, 1084928, 1335296, 2169856, 2670592, 4339712, 5341184, 8679424, 10682368, 17358848, 34717696, 69435392, 138870784]

約数ペア:

[(1, 138870784), (2, 69435392), (4, 34717696), (8, 17358848), (13, 10682368), (16, 8679424), (26, 5341184), (32, 4339712), (52, 2670592), (64, 2169856), (104, 1335296), (128, 1084928), (163, 851968), (208, 667648), (256, 542464), (326, 425984), (416, 333824), (512, 271232), (652, 212992), (832, 166912), (1024, 135616), (1304, 106496), (1664, 83456), (2048, 67808), (2119, 65536), (2608, 53248), (3328, 41728), (4096, 33904), (4238, 32768), (5216, 26624), (6656, 20864), (8192, 16952), (8476, 16384), (10432, 13312)]