81426896

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{1553}}^1$

素因数の和:1703

約数の個数: 40

約数和(自身を含む): 164755080

約数和(自身を除く): 83328184

約数列:

[1, 2, 4, 8, 16, 29, 58, 113, 116, 226, 232, 452, 464, 904, 1553, 1808, 3106, 3277, 6212, 6554, 12424, 13108, 24848, 26216, 45037, 52432, 90074, 175489, 180148, 350978, 360296, 701956, 720592, 1403912, 2807824, 5089181, 10178362, 20356724, 40713448, 81426896]

約数ペア:

[(1, 81426896), (2, 40713448), (4, 20356724), (8, 10178362), (16, 5089181), (29, 2807824), (58, 1403912), (113, 720592), (116, 701956), (226, 360296), (232, 350978), (452, 180148), (464, 175489), (904, 90074), (1553, 52432), (1808, 45037), (3106, 26216), (3277, 24848), (6212, 13108), (6554, 12424)]