16755800

素因数分解:

$2^3\times 5^2\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 39246000

約数和(自身を除く): 22490200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 199, 200, 398, 421, 796, 842, 995, 1592, 1684, 1990, 2105, 3368, 3980, 4210, 4975, 7960, 8420, 9950, 10525, 16840, 19900, 21050, 39800, 42100, 83779, 84200, 167558, 335116, 418895, 670232, 837790, 1675580, 2094475, 3351160, 4188950, 8377900, 16755800]

約数ペア:

[(1, 16755800), (2, 8377900), (4, 4188950), (5, 3351160), (8, 2094475), (10, 1675580), (20, 837790), (25, 670232), (40, 418895), (50, 335116), (100, 167558), (199, 84200), (200, 83779), (398, 42100), (421, 39800), (796, 21050), (842, 19900), (995, 16840), (1592, 10525), (1684, 9950), (1990, 8420), (2105, 7960), (3368, 4975), (3980, 4210)]