125280520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{84649}}^1$

素因数の和:84697

約数の個数: 32

約数和(自身を含む): 289503000

約数和(自身を除く): 164222480

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 84649, 169298, 338596, 423245, 677192, 846490, 1692980, 3132013, 3385960, 6264026, 12528052, 15660065, 25056104, 31320130, 62640260, 125280520]

約数ペア:

[(1, 125280520), (2, 62640260), (4, 31320130), (5, 25056104), (8, 15660065), (10, 12528052), (20, 6264026), (37, 3385960), (40, 3132013), (74, 1692980), (148, 846490), (185, 677192), (296, 423245), (370, 338596), (740, 169298), (1480, 84649)]