201880925

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{2213}}^1$

素因数の和:2353

約数の個数: 24

約数和(自身を含む): 259436520

約数和(自身を除く): 57555595

約数列:

[1, 5, 25, 41, 89, 205, 445, 1025, 2213, 2225, 3649, 11065, 18245, 55325, 90733, 91225, 196957, 453665, 984785, 2268325, 4923925, 8075237, 40376185, 201880925]

約数ペア:

[(1, 201880925), (5, 40376185), (25, 8075237), (41, 4923925), (89, 2268325), (205, 984785), (445, 453665), (1025, 196957), (2213, 91225), (2225, 90733), (3649, 55325), (11065, 18245)]