129097180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{3491}}^1$

素因数の和:3586

約数の個数: 36

約数和(自身を含む): 277634952

約数和(自身を除く): 148537772

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1849, 3491, 3698, 6982, 7396, 9245, 13964, 17455, 18490, 34910, 36980, 69820, 150113, 300226, 600452, 750565, 1501130, 3002260, 6454859, 12909718, 25819436, 32274295, 64548590, 129097180]

約数ペア:

[(1, 129097180), (2, 64548590), (4, 32274295), (5, 25819436), (10, 12909718), (20, 6454859), (43, 3002260), (86, 1501130), (172, 750565), (215, 600452), (430, 300226), (860, 150113), (1849, 69820), (3491, 36980), (3698, 34910), (6982, 18490), (7396, 17455), (9245, 13964)]