72624520

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{16657}}^1$

素因数の和:16777

約数の個数: 32

約数和(自身を含む): 164914200

約数和(自身を除く): 92289680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 16657, 33314, 66628, 83285, 133256, 166570, 333140, 666280, 1815613, 3631226, 7262452, 9078065, 14524904, 18156130, 36312260, 72624520]

約数ペア:

[(1, 72624520), (2, 36312260), (4, 18156130), (5, 14524904), (8, 9078065), (10, 7262452), (20, 3631226), (40, 1815613), (109, 666280), (218, 333140), (436, 166570), (545, 133256), (872, 83285), (1090, 66628), (2180, 33314), (4360, 16657)]