90540044

素因数分解:

$2^2\times 7^2\times {\mathrm{571}}^1\times {\mathrm{809}}^1$

素因数の和:1398

約数の個数: 36

約数和(自身を含む): 184864680

約数和(自身を除く): 94324636

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 571, 809, 1142, 1618, 2284, 3236, 3997, 5663, 7994, 11326, 15988, 22652, 27979, 39641, 55958, 79282, 111916, 158564, 461939, 923878, 1847756, 3233573, 6467146, 12934292, 22635011, 45270022, 90540044]

約数ペア:

[(1, 90540044), (2, 45270022), (4, 22635011), (7, 12934292), (14, 6467146), (28, 3233573), (49, 1847756), (98, 923878), (196, 461939), (571, 158564), (809, 111916), (1142, 79282), (1618, 55958), (2284, 39641), (3236, 27979), (3997, 22652), (5663, 15988), (7994, 11326)]