25858912

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:335

約数の個数: 48

約数和(自身を含む): 52799040

約数和(自身を除く): 26940128

約数列:

[1, 2, 4, 8, 16, 32, 53, 79, 106, 158, 193, 212, 316, 386, 424, 632, 772, 848, 1264, 1544, 1696, 2528, 3088, 4187, 6176, 8374, 10229, 15247, 16748, 20458, 30494, 33496, 40916, 60988, 66992, 81832, 121976, 133984, 163664, 243952, 327328, 487904, 808091, 1616182, 3232364, 6464728, 12929456, 25858912]

約数ペア:

[(1, 25858912), (2, 12929456), (4, 6464728), (8, 3232364), (16, 1616182), (32, 808091), (53, 487904), (79, 327328), (106, 243952), (158, 163664), (193, 133984), (212, 121976), (316, 81832), (386, 66992), (424, 60988), (632, 40916), (772, 33496), (848, 30494), (1264, 20458), (1544, 16748), (1696, 15247), (2528, 10229), (3088, 8374), (4187, 6176)]