25939690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1409}}^1$

素因数の和:1686

約数の個数: 32

約数和(自身を含む): 53602560

約数和(自身を除く): 27662870

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 263, 526, 1315, 1409, 1841, 2630, 2818, 3682, 7045, 9205, 9863, 14090, 18410, 19726, 49315, 98630, 370567, 741134, 1852835, 2593969, 3705670, 5187938, 12969845, 25939690]

約数ペア:

[(1, 25939690), (2, 12969845), (5, 5187938), (7, 3705670), (10, 2593969), (14, 1852835), (35, 741134), (70, 370567), (263, 98630), (526, 49315), (1315, 19726), (1409, 18410), (1841, 14090), (2630, 9863), (2818, 9205), (3682, 7045)]