140828545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 202910400

約数和(自身を除く): 62081855

約数列:

[1, 5, 11, 13, 55, 65, 109, 139, 143, 169, 545, 695, 715, 845, 1199, 1417, 1529, 1807, 1859, 5995, 7085, 7645, 9035, 9295, 15151, 15587, 18421, 19877, 23491, 75755, 77935, 92105, 99385, 117455, 166661, 196963, 202631, 258401, 833305, 984815, 1013155, 1292005, 2166593, 2560519, 10832965, 12802595, 28165709, 140828545]

約数ペア:

[(1, 140828545), (5, 28165709), (11, 12802595), (13, 10832965), (55, 2560519), (65, 2166593), (109, 1292005), (139, 1013155), (143, 984815), (169, 833305), (545, 258401), (695, 202631), (715, 196963), (845, 166661), (1199, 117455), (1417, 99385), (1529, 92105), (1807, 77935), (1859, 75755), (5995, 23491), (7085, 19877), (7645, 18421), (9035, 15587), (9295, 15151)]