25868711380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{31547209}}^1$

素因数の和:31547259

約数の個数: 24

約数和(自身を含む): 55649278440

約数和(自身を除く): 29780567060

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 31547209, 63094418, 126188836, 157736045, 315472090, 630944180, 1293435569, 2586871138, 5173742276, 6467177845, 12934355690, 25868711380]

約数ペア:

[(1, 25868711380), (2, 12934355690), (4, 6467177845), (5, 5173742276), (10, 2586871138), (20, 1293435569), (41, 630944180), (82, 315472090), (164, 157736045), (205, 126188836), (410, 63094418), (820, 31547209)]