81554270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3607}}^1$

素因数の和:3657

約数の個数: 64

約数和(自身を含む): 187038720

約数和(自身を除く): 105484450

約数列:

[1, 2, 5, 7, 10, 14, 17, 19, 34, 35, 38, 70, 85, 95, 119, 133, 170, 190, 238, 266, 323, 595, 646, 665, 1190, 1330, 1615, 2261, 3230, 3607, 4522, 7214, 11305, 18035, 22610, 25249, 36070, 50498, 61319, 68533, 122638, 126245, 137066, 252490, 306595, 342665, 429233, 479731, 613190, 685330, 858466, 959462, 1165061, 2146165, 2330122, 2398655, 4292330, 4797310, 5825305, 8155427, 11650610, 16310854, 40777135, 81554270]

約数ペア:

[(1, 81554270), (2, 40777135), (5, 16310854), (7, 11650610), (10, 8155427), (14, 5825305), (17, 4797310), (19, 4292330), (34, 2398655), (35, 2330122), (38, 2146165), (70, 1165061), (85, 959462), (95, 858466), (119, 685330), (133, 613190), (170, 479731), (190, 429233), (238, 342665), (266, 306595), (323, 252490), (595, 137066), (646, 126245), (665, 122638), (1190, 68533), (1330, 61319), (1615, 50498), (2261, 36070), (3230, 25249), (3607, 22610), (4522, 18035), (7214, 11305)]