15966880

素因数分解:

$2^5\times 5^1\times {\mathrm{99793}}^1$

素因数の和:99808

約数の個数: 24

約数和(自身を含む): 37722132

約数和(自身を除く): 21755252

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 99793, 199586, 399172, 498965, 798344, 997930, 1596688, 1995860, 3193376, 3991720, 7983440, 15966880]

約数ペア:

[(1, 15966880), (2, 7983440), (4, 3991720), (5, 3193376), (8, 1995860), (10, 1596688), (16, 997930), (20, 798344), (32, 498965), (40, 399172), (80, 199586), (160, 99793)]