51565640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{26309}}^1$

素因数の和:26334

約数の個数: 48

約数和(自身を含む): 134970300

約数和(自身を除く): 83404660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 26309, 52618, 105236, 131545, 184163, 210472, 263090, 368326, 526180, 736652, 920815, 1052360, 1289141, 1473304, 1841630, 2578282, 3683260, 5156564, 6445705, 7366520, 10313128, 12891410, 25782820, 51565640]

約数ペア:

[(1, 51565640), (2, 25782820), (4, 12891410), (5, 10313128), (7, 7366520), (8, 6445705), (10, 5156564), (14, 3683260), (20, 2578282), (28, 1841630), (35, 1473304), (40, 1289141), (49, 1052360), (56, 920815), (70, 736652), (98, 526180), (140, 368326), (196, 263090), (245, 210472), (280, 184163), (392, 131545), (490, 105236), (980, 52618), (1960, 26309)]