25745080

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2693}}^1$

素因数の和:2943

約数の個数: 32

約数和(自身を含む): 58190400

約数和(自身を除く): 32445320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 2693, 4780, 5386, 9560, 10772, 13465, 21544, 26930, 53860, 107720, 643627, 1287254, 2574508, 3218135, 5149016, 6436270, 12872540, 25745080]

約数ペア:

[(1, 25745080), (2, 12872540), (4, 6436270), (5, 5149016), (8, 3218135), (10, 2574508), (20, 1287254), (40, 643627), (239, 107720), (478, 53860), (956, 26930), (1195, 21544), (1912, 13465), (2390, 10772), (2693, 9560), (4780, 5386)]