25618270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1237}}^1$

素因数の和:1372

約数の個数: 32

約数和(自身を含む): 49024800

約数和(自身を除く): 23406530

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 190, 218, 545, 1090, 1237, 2071, 2474, 4142, 6185, 10355, 12370, 20710, 23503, 47006, 117515, 134833, 235030, 269666, 674165, 1348330, 2561827, 5123654, 12809135, 25618270]

約数ペア:

[(1, 25618270), (2, 12809135), (5, 5123654), (10, 2561827), (19, 1348330), (38, 674165), (95, 269666), (109, 235030), (190, 134833), (218, 117515), (545, 47006), (1090, 23503), (1237, 20710), (2071, 12370), (2474, 10355), (4142, 6185)]