25287904

素因数分解:

$2^5\times {\mathrm{643}}^1\times {\mathrm{1229}}^1$

素因数の和:1882

約数の個数: 24

約数和(自身を含む): 49903560

約数和(自身を除く): 24615656

約数列:

[1, 2, 4, 8, 16, 32, 643, 1229, 1286, 2458, 2572, 4916, 5144, 9832, 10288, 19664, 20576, 39328, 790247, 1580494, 3160988, 6321976, 12643952, 25287904]

約数ペア:

[(1, 25287904), (2, 12643952), (4, 6321976), (8, 3160988), (16, 1580494), (32, 790247), (643, 39328), (1229, 20576), (1286, 19664), (2458, 10288), (2572, 9832), (4916, 5144)]