28900352

素因数分解:

$2^{10}\times {\mathrm{13}}^2\times {\mathrm{167}}^1$

素因数の和:213

約数の個数: 66

約数和(自身を含む): 62932968

約数和(自身を除く): 34032616

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 167, 169, 208, 256, 334, 338, 416, 512, 668, 676, 832, 1024, 1336, 1352, 1664, 2171, 2672, 2704, 3328, 4342, 5344, 5408, 6656, 8684, 10688, 10816, 13312, 17368, 21376, 21632, 28223, 34736, 42752, 43264, 56446, 69472, 85504, 86528, 112892, 138944, 171008, 173056, 225784, 277888, 451568, 555776, 903136, 1111552, 1806272, 2223104, 3612544, 7225088, 14450176, 28900352]

約数ペア:

[(1, 28900352), (2, 14450176), (4, 7225088), (8, 3612544), (13, 2223104), (16, 1806272), (26, 1111552), (32, 903136), (52, 555776), (64, 451568), (104, 277888), (128, 225784), (167, 173056), (169, 171008), (208, 138944), (256, 112892), (334, 86528), (338, 85504), (416, 69472), (512, 56446), (668, 43264), (676, 42752), (832, 34736), (1024, 28223), (1336, 21632), (1352, 21376), (1664, 17368), (2171, 13312), (2672, 10816), (2704, 10688), (3328, 8684), (4342, 6656), (5344, 5408)]