25655740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{421}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 59127264

約数和(自身を除く): 33471524

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 277, 421, 554, 842, 1108, 1385, 1684, 2105, 2770, 3047, 4210, 4631, 5540, 6094, 8420, 9262, 12188, 15235, 18524, 23155, 30470, 46310, 60940, 92620, 116617, 233234, 466468, 583085, 1166170, 1282787, 2332340, 2565574, 5131148, 6413935, 12827870, 25655740]

約数ペア:

[(1, 25655740), (2, 12827870), (4, 6413935), (5, 5131148), (10, 2565574), (11, 2332340), (20, 1282787), (22, 1166170), (44, 583085), (55, 466468), (110, 233234), (220, 116617), (277, 92620), (421, 60940), (554, 46310), (842, 30470), (1108, 23155), (1385, 18524), (1684, 15235), (2105, 12188), (2770, 9262), (3047, 8420), (4210, 6094), (4631, 5540)]