20145016325

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{36007}}^1$

素因数の和:36186

約数の個数: 48

約数和(自身を含む): 30004746240

約数和(自身を除く): 9859729915

約数列:

[1, 5, 7, 23, 25, 35, 115, 139, 161, 175, 575, 695, 805, 973, 3197, 3475, 4025, 4865, 15985, 22379, 24325, 36007, 79925, 111895, 180035, 252049, 559475, 828161, 900175, 1260245, 4140805, 5004973, 5797127, 6301225, 20704025, 25024865, 28985635, 35034811, 115114379, 125124325, 144928175, 175174055, 575571895, 805800653, 875870275, 2877859475, 4029003265, 20145016325]

約数ペア:

[(1, 20145016325), (5, 4029003265), (7, 2877859475), (23, 875870275), (25, 805800653), (35, 575571895), (115, 175174055), (139, 144928175), (161, 125124325), (175, 115114379), (575, 35034811), (695, 28985635), (805, 25024865), (973, 20704025), (3197, 6301225), (3475, 5797127), (4025, 5004973), (4865, 4140805), (15985, 1260245), (22379, 900175), (24325, 828161), (36007, 559475), (79925, 252049), (111895, 180035)]