38868100

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{1973}}^1$

素因数の和:2184

約数の個数: 36

約数和(自身を含む): 84814884

約数和(自身を除く): 45946784

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 985, 1970, 1973, 3940, 3946, 4925, 7892, 9850, 9865, 19700, 19730, 39460, 49325, 98650, 197300, 388681, 777362, 1554724, 1943405, 3886810, 7773620, 9717025, 19434050, 38868100]

約数ペア:

[(1, 38868100), (2, 19434050), (4, 9717025), (5, 7773620), (10, 3886810), (20, 1943405), (25, 1554724), (50, 777362), (100, 388681), (197, 197300), (394, 98650), (788, 49325), (985, 39460), (1970, 19730), (1973, 19700), (3940, 9865), (3946, 9850), (4925, 7892)]