125375960

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{72893}}^1$

素因数の和:72947

約数の個数: 32

約数和(自身を含む): 288660240

約数和(自身を除く): 163284280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 72893, 145786, 291572, 364465, 583144, 728930, 1457860, 2915720, 3134399, 6268798, 12537596, 15671995, 25075192, 31343990, 62687980, 125375960]

約数ペア:

[(1, 125375960), (2, 62687980), (4, 31343990), (5, 25075192), (8, 15671995), (10, 12537596), (20, 6268798), (40, 3134399), (43, 2915720), (86, 1457860), (172, 728930), (215, 583144), (344, 364465), (430, 291572), (860, 145786), (1720, 72893)]