89251960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13859}}^1$

素因数の和:13900

約数の個数: 64

約数和(自身を含む): 239500800

約数和(自身を除く): 150248840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 13859, 27718, 55436, 69295, 97013, 110872, 138590, 194026, 277180, 318757, 388052, 485065, 554360, 637514, 776104, 970130, 1275028, 1593785, 1940260, 2231299, 2550056, 3187570, 3880520, 4462598, 6375140, 8925196, 11156495, 12750280, 17850392, 22312990, 44625980, 89251960]

約数ペア:

[(1, 89251960), (2, 44625980), (4, 22312990), (5, 17850392), (7, 12750280), (8, 11156495), (10, 8925196), (14, 6375140), (20, 4462598), (23, 3880520), (28, 3187570), (35, 2550056), (40, 2231299), (46, 1940260), (56, 1593785), (70, 1275028), (92, 970130), (115, 776104), (140, 637514), (161, 554360), (184, 485065), (230, 388052), (280, 318757), (322, 277180), (460, 194026), (644, 138590), (805, 110872), (920, 97013), (1288, 69295), (1610, 55436), (3220, 27718), (6440, 13859)]