83281980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{81649}}^1$

素因数の和:81678

約数の個数: 48

約数和(自身を含む): 246909600

約数和(自身を除く): 163627620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 81649, 163298, 244947, 326596, 408245, 489894, 816490, 979788, 1224735, 1388033, 1632980, 2449470, 2776066, 4164099, 4898940, 5552132, 6940165, 8328198, 13880330, 16656396, 20820495, 27760660, 41640990, 83281980]

約数ペア:

[(1, 83281980), (2, 41640990), (3, 27760660), (4, 20820495), (5, 16656396), (6, 13880330), (10, 8328198), (12, 6940165), (15, 5552132), (17, 4898940), (20, 4164099), (30, 2776066), (34, 2449470), (51, 1632980), (60, 1388033), (68, 1224735), (85, 979788), (102, 816490), (170, 489894), (204, 408245), (255, 326596), (340, 244947), (510, 163298), (1020, 81649)]