25990690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10273}}^1$

素因数の和:10314

約数の個数: 32

約数和(自身を含む): 53260416

約数和(自身を除く): 27269726

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 10273, 20546, 51365, 102730, 113003, 226006, 236279, 472558, 565015, 1130030, 1181395, 2362790, 2599069, 5198138, 12995345, 25990690]

約数ペア:

[(1, 25990690), (2, 12995345), (5, 5198138), (10, 2599069), (11, 2362790), (22, 1181395), (23, 1130030), (46, 565015), (55, 472558), (110, 236279), (115, 226006), (230, 113003), (253, 102730), (506, 51365), (1265, 20546), (2530, 10273)]