16499680

素因数分解:

$2^5\times 5^1\times {\mathrm{103123}}^1$

素因数の和:103138

約数の個数: 24

約数和(自身を含む): 38980872

約数和(自身を除く): 22481192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 103123, 206246, 412492, 515615, 824984, 1031230, 1649968, 2062460, 3299936, 4124920, 8249840, 16499680]

約数ペア:

[(1, 16499680), (2, 8249840), (4, 4124920), (5, 3299936), (8, 2062460), (10, 1649968), (16, 1031230), (20, 824984), (32, 515615), (40, 412492), (80, 206246), (160, 103123)]