1987250

素因数分解:

$2^1\times 5^3\times {\mathrm{7949}}^1$

素因数の和:7966

約数の個数: 16

約数和(自身を含む): 3720600

約数和(自身を除く): 1733350

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 7949, 15898, 39745, 79490, 198725, 397450, 993625, 1987250]

約数ペア:

[(1, 1987250), (2, 993625), (5, 397450), (10, 198725), (25, 79490), (50, 39745), (125, 15898), (250, 7949)]