25852155

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2069}}^1$

素因数の和:2108

約数の個数: 48

約数和(自身を含む): 50971680

約数和(自身を除く): 25119525

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 735, 833, 1785, 2069, 2499, 4165, 6207, 10345, 12495, 14483, 31035, 35173, 43449, 72415, 101381, 105519, 175865, 217245, 246211, 304143, 506905, 527595, 738633, 1231055, 1520715, 1723477, 3693165, 5170431, 8617385, 25852155]

約数ペア:

[(1, 25852155), (3, 8617385), (5, 5170431), (7, 3693165), (15, 1723477), (17, 1520715), (21, 1231055), (35, 738633), (49, 527595), (51, 506905), (85, 304143), (105, 246211), (119, 217245), (147, 175865), (245, 105519), (255, 101381), (357, 72415), (595, 43449), (735, 35173), (833, 31035), (1785, 14483), (2069, 12495), (2499, 10345), (4165, 6207)]