25975864

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{491}}^1$

素因数の和:903

約数の個数: 32

約数和(自身を含む): 51807600

約数和(自身を除く): 25831736

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 389, 491, 778, 982, 1556, 1964, 3112, 3928, 6613, 8347, 13226, 16694, 26452, 33388, 52904, 66776, 190999, 381998, 763996, 1527992, 3246983, 6493966, 12987932, 25975864]

約数ペア:

[(1, 25975864), (2, 12987932), (4, 6493966), (8, 3246983), (17, 1527992), (34, 763996), (68, 381998), (136, 190999), (389, 66776), (491, 52904), (778, 33388), (982, 26452), (1556, 16694), (1964, 13226), (3112, 8347), (3928, 6613)]