25919648

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{479}}^1$

素因数の和:597

約数の個数: 48

約数和(自身を含む): 54432000

約数和(自身を除く): 28512352

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 89, 152, 178, 304, 356, 479, 608, 712, 958, 1424, 1691, 1916, 2848, 3382, 3832, 6764, 7664, 9101, 13528, 15328, 18202, 27056, 36404, 42631, 54112, 72808, 85262, 145616, 170524, 291232, 341048, 682096, 809989, 1364192, 1619978, 3239956, 6479912, 12959824, 25919648]

約数ペア:

[(1, 25919648), (2, 12959824), (4, 6479912), (8, 3239956), (16, 1619978), (19, 1364192), (32, 809989), (38, 682096), (76, 341048), (89, 291232), (152, 170524), (178, 145616), (304, 85262), (356, 72808), (479, 54112), (608, 42631), (712, 36404), (958, 27056), (1424, 18202), (1691, 15328), (1916, 13528), (2848, 9101), (3382, 7664), (3832, 6764)]